It can result in dropped head syndrome, where the neck muscles cannot support the weight of the head, causing the head to fall forward. We also investigated the changes in sagittal alignment after Apr 1, 1993 · This guide will help you understand what parts make up the cervical spine and how doctors diagnose this condition, and what treatment options are available. A 75-year-old woman suffered from DHS, which she developed from To reveal demographic factors, etiologies, response to treatment, and to propose a novel treatment algorithm for dropped head syndrome (DHS). Our Physical Therapists may recommend neck extension strengthening exercises to provide some improvement. Dropped-head syndrome (DHS) is a rare condition in humans. Our Physical Therapists may recommend neck extension strengthening exercises to provide Jan 17, 2020 · Dropped-head syndrome (DHS) is a rare condition in humans. Feb 12, 2023 · Surgery for dropped head syndrome is described and patients whose T1 slope-20° was smaller than the C2–7 angle postoperatively exhibited better clinical outcomes in the three domains of the JOACMEQ, regardless of the extent of fixation. 6 Generally, treatment consists Dropped head syndrome, sometimes called head drop head or ptosis is often due to severe weakness of the neck muscles, damage caused by radiation fibrosis, muscle degeneration and other conditions. 3, 4 The condition can occur as The early surgery for patients withDropped head syndrome who demonstrate neurological compromise or progressive deformity is safe and effective and leads to excellent outcomes. Many of the clinical features of Pisa syndrome are similar to that of dropped head syndrome and camptocormia. Most of the time, Dropped Head Syndrome is caused by a specific generalized neuro-muscular diagnosis. Lifting or raising the head in sitting or standing is impossible. Nov 29, 2021 · The development of dropped head syndrome (DHS) is followed by severe cervical extensor muscle weakness, resulting in head overflexion or chin-on-chest deformity in the standing or sitting upright position. Comfortably lifts head & can be worn for hours. 4. Idiopathic cases have also been reported. This is the first case report describing the improvement of both dropped head (DH) and cervical Feb 12, 2023 · Dropped head syndrome (DHS) is manifested as the inability to maintain the head in an upright posture. Dropping Head Syndrome (DHS) is a relatively rare phenomenon and information about a structured treatment policy is lacking in the literature. ALS: Weakness of the NEMs is usually accompanied by bulbar dysfunction (dysphagia, dysarthria, dyspnea) and features of upper and lower motor neuron lesions. We compared clinical and laboratory data from the patients Nov 10, 2023 · Purpose To prospectively assess the incidence of Dropped Head Syndrome (DHS) in childhood cancer survivors (CCS) and to develop and evaluate a diagnostic algorithm for DHS. The purpose of the present study was to clarify the general overview of DHS. Objectives: To reveal demographic factors, etiologies, response to treatment, and to propose a novel treatment algorithm Oct 17, 2012 · Dropped head syndrome: Report of three cases during treatment with a MEK inhibitor | Neurology. 2 The etiology Aug 19, 2023 · Purpose Previous reports on the outcome of conservative treatment for dropped head syndrome (DHS) are scarce. 2012 Oct 30;79 (18):1929-31. It is usually known as a late complication for treatment of head and neck cancer with radiation therapy. As a result, the patient has a chin-on-chest deformity, interference with forward vision, and severe disturbance of activities of daily living. It’s treatable in most, but not all, cases. There are multiple causes of this condition1 in which the patient is unable to hold their head up because of weakness of the neck extensor musculature. Dropped head syndrome (DHS) is characterized by severe weakness of the cervical paraspinal muscles that results in the passively correctable chin-on-chest deformity. Dec 1, 2012 · Some cases of dropped head syndrome were noted to result from radiotherapy (4%) [3], as this may be a late side-effect of the treatment for head and neck cancers [5]. 1212/WNL. Similar to camptocormia, the lateral flexion is most pronounced with walking and is not present when lying down. There is a learning curve, but with practice, it is an effective & popular support alternative. Summary of background data: DHS is a rare condition defined by weakness of the cervical paraspinal muscles resulting in passively MRIs reveal that the affected muscles appear atrophic, edematous, and replaced by fat. Jan 13, 2023 · Isolated neck extensor myopathy (INEM) is one of many potential causes of dropped head syndrome. Head drop is familiar to neurologists, but not widely appreciated by neurosurgeons. Mar 1, 2009 · Dropped head syndrome (DHS), a term first used for symptoms related to weakness of the neck extensor by Suarez and Kelly [1], is characterized by an abnormal ante-flexed posture of the neck on standing or in the sitting position, whereas curvature of the spine is not present or is relatively mild. 2 years) presenting difficulty of horizontal gaze in up-right position. Methods A systematic literature search for DHS in combination with neck radiotherapy (RT) exposure was performed. The head is then tilted downward. Therefore, little is known about the associations between pre- and postoperative global sagittal alignment in the whole spine and the clinical outcomes of the surgical treatment of DHS. Welcome to TOTAL PHYSIO's patient resource about Dropped Head Syndrome. Additionally, the severe weakness of the muscles behind the neck causes Symptoms can improve in some cases. Aside from that, it can also be associated with the failing of the shoulder girdle and proximal arm muscles. Cervical kyphosis after resolution of myopathic head drop: A case report. At South Mountain Physical Therapy, our Physical Therapy treatment of Dropped Head Syndrome is mainly supportive. We determined the frequency of dropped head syndrome in Parkinson's disease (PD) in Japan and evaluated its clinical correlates. A standardized treatment strategy Objectives: To point out the diagnostic and etiologic context of neck extensor weakness and to consider orthopedic and rehabilitation treatment of dropped head syndrome. Computed tomography revealed The dropped head syndrome resulting from neck extensor myopathy seems to be a heterogeneic condition with different causes. 1 It was initially recognized in 12 patients with neuromuscular (NM) disorders. This relatively benign condition may be confused with more ominous neuromuscular disorders that also present with prominent neck weakness. 9 ± 10. Neurological examination revealed severe paralysis of Jan 19, 2011 · Abstract. Methods We enrolled 40 consecutive patients (six males and 34 females; average age at surgery, 72. Contents Overview Possible Causes Care and Treatment When To Call Neutral lipid storage disease with myopathy (NLSDM) is characterized by the accumulation of cytoplasmic triglyceride droplets in various tissues; this very rare condition is caused by mutations in the PNPLA2 gene, susceptible to specific pharmacological management that decreases clinical progression … The pathophysiology of dropped head syndrome (DHS) remains unknown, and its treatment algorithm and indication are not standardized. The most widely read and highly cited peer-reviewed neurology journal. DHS with amyotrophic lateral sclerosis (ALS) is a relatively rare condition, and there is no established treatment. Immunoglobulins, Intravenous. In most reported cases an unspecific, restricted, noninflammatory myopathy has been found, 2 , 3 but there are also reports about inclusion body myositis, 13 focal myositis, 14 congenital myopathy, 15 nemaline myopathy, 16 Jul 24, 2018 · Here we report a case of DHS with CSA in a patient who underwent surgical treatment. Dropped head syndrome can be the presenting feature of a wide spectrum of neurological conditions. Dec 8, 2020 · Patients with dropped head syndrome (DHS) show severe cervical kyphosis, i. It can also result from an increase in muscle tone of the neck flexion muscles. Patients with dropped head syndrome (DHS) show severe cervical kyphosis, i. Dropped Head Syndrome is characterized by severe weakness of the muscles of the back of the neck. Dropped head involves severe weakness of the neck extensors. The most common causes are peroneal nerve injury and lumbar radiculopathy. Objective: To describe Dropped Head Syndrome (DHS) to the orthopedic community and examine the management of this condition including the role of surgery. Dropped head syndrome was found in 15 patients (6. Jun 21, 2020 · Dropped head syndrome (DHS) is a rare disease. While surgery seems to be an obvious therapeutic option, there is a paucity of information on surgical intervention with no clear consensus on an . Epub 2012 Oct 17. However, it is not always accompanied by electromyographic findings or noticeable changes on muscle biopsy. In this study Feb 1, 2020 · Abstract. Please review videos & read all information below for detailed instructions. Purpose The pathology of dropped head syndrome (DHS) is diverse, and reports of surgery for DHS are scarce. Jul 24, 2018 · Dropped head syndrome (DHS) is a flexion deformity of the neck that is caused by severe weakness of the neck extensor muscles. To elucidate the mechanism and treatment of DHS associated with parkinsonism, we assessed 28 parkinsonian patients with DHS (2 men and 26 women) by examining their clinical features and cervical-muscle-needle and surface electromyographic (EMG Radiation fibrosis syndrome causes weakness, fibrosis and wasting of muscles. It is a relatively rare condition with a broad differential diagnosis [1]. Common causes of dropped head syndrome include: 1. The exact … Dropped Head Syndrome is character-ized by severe weakness of the muscles of the back of the neck. Drop Head Support with no pressure under chin or on jaw. 2 DHS is characterised by weakness of the cervical extensor muscles, particularly the semispinalis cervicis muscles, resulting in an inability to elevate the head. However, the therapeutics for DHS, especially conservative treatment, have not been fully established. Summary of background data: DHS is characterized by severe neck extensor weakness, resulting in chin-on-chest deformity in the standing or Jun 15, 2020 · Background Most of the previous studies about the surgical treatment of dropped head syndrome (DHS) are small case series, and their primary outcome measures were cervical alignment parameters. Study design: This study was a systematic review. Methods: The subjects were 38 DHS patients without neuromuscular disease (11 men and 27 women, average age 74. It predominantly results from primary muscle pathologies in the neck extensor muscles, with occasional evidence supporting a neurogenic aetiology. Jun 10, 2017 · Purpose Dropped head syndrome (DHS) is a rare clinical entity which is defined as a chin-on-chest deformity in the standing or sitting position, resulting from sagittal imbalance of the cervical region. This causes the chin to rest on the chest in standing or sitting. Methods Among 76 DHS patients, conservative treatment (2–3 months collar application, active neck range of motion exercise Mar 21, 2022 · Background and Objectives: Dropped head syndrome (DHS) is a syndrome that presents with correctable cervical kyphotic deformity as a result of weakening cervical paraspinal muscles. We aimed to describe surgery for DHS and to Aug 18, 2021 · Dropped Head Syndrome (DHS) The dropped head syndrome is a rare condition that a person can experience. He had a disturbed gait with severe Jan 19, 2011 · Abstract. Jun 9, 2021 · Dropped head syndrome (DHS) is an uncommon clinical syndrome, which requires complex diagnostic evaluation. This causes the chin to rest on the chest in standing or sitting Apr 6, 2021 · A person with Pisa syndrome may lean toward or away from their more parkinsonian side. When lying down however, the neck is able to extend. Dropped head syndrome: report of three cases during treatment with a MEK inhibitor. However, there are few reports of DHS complicated by cervical spondylotic amyotrophy (CSA). The first-line management consists of medical treatment targeted at diagnosing underlying pathologies. A similar focal myopathy of the lower axial muscles may cause the bent spine syndrome, which manifests as flexion of the trunk and inability to stand uprig …. Methods ABSTRACT. A rare acquired skeletal muscle disease characterized by severe weakness of the neck extensor muscles causing progressive reducible kyphosis of the cervical spine and the inability to hold the head up, in the absence of a known cause. Median age at presentation was 68 years (range 42–88). DHS is most commonly associated with neuromuscular disorders. While surgery seems to be an obvious therapeutic option, there is a paucity of information on surgical intervention with no clear consensus on an Aug 19, 2023 · Purpose The initial treatment of dropped head syndrome (DHS) is basically nonsurgical, but the mode of onset of DHS and efficacy of conservative treatment have not been fully clarified. Here we report a case of DHS with CSA in a patient who underwent Dropped head syndrome (DHS) is characterized by severe kyphotic deformity of the cervico-thoracic spine. Analyses and a combination of the most common examination methods were integrated into a diagnostic algorithm Treatment for dropped head syndrome starts with accurate diagnosis of the underlying etiology and is often associated with neuromuscular disease; failing nonoperative management, surgery is predictive of a positive outcome. In this study, we aimed to define the clinical characteristics and treatment outcomes of 107 patients, where head drop was the presenting or predominant clinical feature of a myopathy. The first-line management consists of medical treatment Jan 19, 2011 · The dropped head syndrome (DHS) is a disabling condition caused by severe weakness of the neck extensor muscles causing progressive reducible kyphosis of the cervical spine and the inability to Dec 8, 2020 · Dropped head syndrome (DHS) is characterized by a chin-on-chest deformity, which can severely interfere with forward vision and impair activities of daily living. This is a case report of a 72-year-old man who presented with degenerative cervical spondylosis (cervical spine degenerative disc disease or degenerative arthritis) and dropped head syndrome for two years. Find out how surgery, neck collar and physical therapy can help improve your posture and quality of life. We reported this early-onset complication and analyzed the dose to the neck extensor muscles. 0 years) with DHS who underwent correction surgeries at a single institute. A variety of neuromuscular and neurodegenerative disease can produce weakness of head extensor muscles and consequently lead to head drop. The dropped head syndrome. When isolated, DHS can be due to a biomechanical cause or an isolated extensor myopathy. Dropped head syndrome (DHS) is a well-recognized condition characterized by gradual sagging of the head. 3. Dec 18, 2015 · Dropped head syndrome (DHS) is a famous but unusual late complication of multimodality treatment for head and neck carcinoma. Case report. Oct 30, 2012 · Dropped head syndrome: report of three cases during treatment with a MEK inhibitor. A case of dropped head syndrome in a female with a history of radiotherapy for Hodgkin's lymphoma and a clinical history Aug 19, 2023 · Keywords Dropped head syndrome · Conservative treatment · Outcome · Predictive factor Introduction Dropped head syndrome (DHS) is a rare clinical entity dened as a chin-on-chest deformity in the standing or sit-ting position, in which patients exhibit diculty in hold-ing their head and neck in neutral and extension positions. Dropped head (DH) syndrome is a phenomenon of disproportionate neck anteflexion that has been Dec 2, 2020 · Changes in the posture of the patient with dropped head syndrome: (A) before treatment, the patient was obliged to face downward, stretching the neck and showing a chin-on-chest deformity and (B) the patient regained horizontal gaze and compensatory sagittal balance after 4 months of chiropractic care. Dec 1, 2019 · To reveal demographic factors, etiologies, response to treatment, and to propose a novel treatment algorithm for dropped head syndrome (DHS). We examined the records of three patients with DHS after radiotherapy. Methods: We report a case of a 68-year-old hospitalized woman with atypical and serious idiopathic neck extensor weakness who was treated by orthopedic measurements and Mar 11, 2023 · Nonsurgical treatment of Dropped Head Syndrome (DHS) incurs the use of collar-type orthoses that immobilize the neck and cause discomfort and sores under the chin. Clinical/Scientific Notes. Because of the weakness of the extensors of the neck, the chin rests on the chest. Jaster JH, Bertorini TE, Swims MP, Dohan FC Jr, Menke PG, Becske T, Monkemuller KE. 1,2 I describe Abstract. DHS occurs in combination with not only neuromuscular disorders, but also cervical spondylosis. » The limited data available examining the clinical and Dropped head syndrome (DHS) is characterized by severe weakness of the cervical paraspinal muscles, resulting in gradual sagging of the head and culminating in the classic chin-on-chest deformity. 1 Isolated neck extensor myopathy (INEM) is 1 type of DHS and has been described in patients with cervical extensor muscle weakness in the absence of neuromuscular disorders. It is due to the weakness of the neck extensor muscles. Jun 3, 2023 · BACKGROUND. Dropped head syndrome (DHS) is a relatively rare condition, with a broad differential diagnosis. In contrast with other cervical kyphotic deformities, such as ankylosing spondylitis, DHS is often correctable with passive neck extension. 2 DHS is Sep 14, 2022 · Patients often experience muscular neck pain and may have difficulty with eating and horizontal gaze. Katz JS, Wolfe GI, Burns DK, Bryan WW, Fleckenstein JL, Barohn RJ. Purpose: The initial treatment of dropped head syndrome (DHS) is basically nonsurgical, but the mode of onset of DHS and efficacy of conservative treatment have not been fully clarified. One etiology is isolated neck extensor myopathy. Eur Spine J, 32(10):3505-3510, 19 Aug 2023 Cited Jan 16, 2023 · Foot drop is a symptom in which you drag your toes when you walk due to weakness or paralysis of certain muscles in your foot. Miyamoto H, Ikeda T, Akagi M. The conditions linked with DHS can be categorized into neurological, neuromuscular, muscular, and other causes (table 1). Here, we established a novel rehabilitation program, short and intensive rehabilitation program for DHS (SHAiR program), consisting of cervical paraspinal muscles exer … Abstract. Mar 1, 2009 · Dropped head syndrome (DHS) associated with parkinsonism is not frequent, but it markedly reduces the activities of daily living and is refractory. Abstract. At First Choice Physical Therapy, our Physical Therapy treatment of Dropped Head Syndrome is mainly supportive. 6 Dropped head syndrome is associated with several central and peripheral neuromuscular diseases and inflammatory myopathies, including Parkinson disease, myasthenia gravis, systemic sclerosis, and polymyositis. 1 This term was introduced to describe the clinical features associated with a myopathy involving the cervical extensor muscle. Background: Dropped head syndrome (DHS) is uncommon and involves severe weakness of neck-extensor muscles resulting in a progressive reducible cervical kyphosis. The weakness remains localized to the neck extensor muscles, and Physical Therapy may help with this. Dropped Head Syndrome usually develops over a period of one week to three months. 5 years). The review only listed a Drop Head Support. He had a disturbed gait with severe Jan 1, 2008 · Study design: Case series and literature review. 8 +/- 11. The condition is also known as disproportionate Nov 11, 2021 · The development of dropped head syndrome (DHS) is followed by severe cervical extensor muscle weakness, resulting in head overflexion or chin-on-chest deformity in the standing or sitting upright position. Dropped head syndrome (DHS) is a rare clinical entity in which the patient complains of difficulty in holding a horizontal gaze due to a chin-on-chest deformity in the standing or sitting position, although their neck still has mobility. Histological studies reveal a non-inflammatory myopathic picture. » The limited data available examining the clinical and radiographic outcomes of surgical intervention indicate a higher rate of complications with the majority having favorable outcomes in the long term. Dropped head syndrome is an unusual condition in which the head cannot be held upright in its normal anatomic position secondary to pronounced, isolated, neck extensor muscle weakness. e first-line management consists of medical treatment targeted at diagnosing underlying pathologies. Dropped head syndrome tends to develop in patients with severe weakness Background: Dropped head syndrome (DHS) is a low prevalence and the clinical features remain unclear. It has been associated with a wide spectrum of myopathies and neurological conditions. Mov Disord 2006;21:1213-6. At Therapy Specialists Inc, our Physical or Occupational Therapy treatment of Dropped Head Syndrome is mainly supportive. $ 99. doi: 10. Over a period of 2 years, he exhibited progressive inability to lift his chin off his chest, resulting in the dropped head position that impaired his activities of daily living. Jan 19, 2011 · We report a case of a 69-year-old man with dropped head syndrome associated with isolated neck extensor myopathy (INEM). Jul 24, 2018 · Background Dropped head syndrome (DHS) is a flexion deformity of the neck that is caused by severe weakness of the neck extensor muscles. Feb 12, 2023 · Purpose The pathology of dropped head syndrome (DHS) is diverse, and reports of surgery for DHS are scarce. Dropped head syndrome in Parkinson’s disease. Most of the time, Dropped Head Syndrome is caused by a specific generalized neuromuscular diagnosis. October 17, 2012. At his initial visit, he had a severe chin-on-chest posture. » Surgical treatment of dropped head syndrome consists of cervical spine fusion to correct the deformity. We report a case of a 69-year-old man with dropped head syndrome associated with isolated neck extensor myopathy (INEM). » Nonoperative treatment of dropped head syndrome includes orthotic bracing and physical therapy. It may arise in many neurological conditions that can be divided into those with neuromuscular weakness of neck extensors and those with increased tone of neck flexors. At the extreme, the condition may lead to a "chin on chest deformity" where the chin rests on the chest wall and the patient is unable to look straight ahead. Inflammatory myopathy has been described as a cause of DHS, however head drop has only Jul 8, 2020 · The initial treatment of dropped head syndrome (DHS) is basically nonsurgical, but the mode of onset of DHS and efficacy of conservative treatment have not been fully clarified. We aimed to describe surgery for DHS and to investigate the surgical outcomes thereof. This deformity has significant implications on the health and quality of life of affected individuals. DHS can be isolated or secondary to an underlying disease. 99 – $ 139. Keywords Dropped head syndrome · Surgery · Long fusion · Short fusion Introduction Dropped head syndrome (DHS) is a rare clinical entity in which the patient complains of diculty in holding a hori-zontal gaze due to a chin-on-chest deformity in the standing or sitting position, although their neck still has mobility. Neurology 1992; 42 :1625-1627. Methods: The subjects were 67 consecutive DHS patients (17 men and 50 women; average age 72. It is progressive and diagnosis is hardly difficult. Summary of background data DHS is a rare condition defined by weakness of the cervical paraspinal muscles resulting in passively correctable flexion of the cervical spine. Case presentation: A 79-year-old man became aware of dropped head and gait disturbance in addition to the paralysis of his right upper extremity. A total of 252 consecutive patients with PD who visited our hospital were studied. 2 The etiology The case of a patient with rigid-akinetic parkinsonism who developed DH syndrome after the initiation of DA treatment is reported, highlighting DA treatment as a possible cause of DH and the use of DBS to allow the discontinuation ofDA treatment while preserving motor function in patients with PD. The review only listed a Abstract. The weakness remains localized to the neck extensor muscles, and Physical or Occupational Therapy may help with this. Jul 1, 2020 · Purpose The initial treatment of dropped head syndrome (DHS) is basically nonsurgical, but the mode of onset of DHS and efficacy of conservative treatment have not been fully clarified. This syndrome is defined by weakness of neck extensor muscles against gravity with or without weakness of neck flexor muscles. 0%) (3 men, 12 women; mean age at onset of PD, 62. It has several possible causes. However, the surgical management of DHS has not been well studied. Weakness of neck extension causing a dropped head may result from many neuromuscular disorders. Articulated orthoses have the Apr 1, 1996 · We report four patients with ``dropped head syndrome,'' a recently described nonprogressive myopathy characterized by severe neck extensor weakness. Jun 17, 2022 · Background: Dropped head syndrome (DHS) is uncommon and involves severe weakness of neck-extensor muscles resulting in a progressive reducible cervical kyphosis. Idiopathic dropped head syndrome. Feb 12, 2023 · Conservative treatment for dropped head syndrome. 0b013e318271f87e. It can be painful, cosmetically disfiguring, interfere with swallowing and impair forward gaze. Floppy Head Syndrome and Head Ptosis are other names used to describe the syndrome. e. Short fusion (SF), with the l sclerosis, Parkinson disease, radiation therapy, and cumulative age-related changes. Isolated neck May 1, 2011 · Dropped head syndrome (DHS) is a relatively rare condition, with a broad differential diagnosis. Head drop, or having a dropped head, is an uncommon condition in which patients present with a disabling inability to lift their head. Feb 1, 2020 · Abstract. The most common neuromuscular causes include myasthenia gravis, motor neurone disease and Jul 4, 2023 · Learn about the causes, symptoms and treatments of dropped head syndrome, a rare condition that affects the muscles in the back of the neck. In this study, we aimed to define the clinical characteristics and treatment outcomes of 107 patients, where head drop was the presenting or predominant clinical feature of a myopathy. Neurology. However, the therapeutics for DHS, especially conservative treatment, have not been Sep 9, 2019 · Introduction. » Dropped head syndrome is a group of disorders with diverse etiologies involving different anatomical components of the neck, ultimately resulting in a debilitating, flexible, anterior curvature Dropped head syndrome 84-year-old female with dropped head syndrome, right TVF paresis (unknown etiology), severe malnutrition, anxiety Does not want PEG Anxiety towards trying foods/consistencies Current foods: jello, tomato soup, tea, tapioca pudding, 3 cans of boost with straw, 2 egg yolks everyday, 3-4 cups of water each day Kashihara K, Ohno M, Tomita S. It is most often treated conservatively. Objectives: To reveal demographic factors, etiologies, response to treatment, and to propose a novel treatment algorithm for dropped head syndrome (DHS). , chin-on-chest deformity, and their activities of daily living are impaired considerably. He had a disturbed gait with severe imbalance of spinal alignment. 99. Summary of background data: DHS is a rare condition defined by weakness of the cervical paraspinal muscles resulting in passively correctable flexion of the cervical spine. The purpose of the present study was to clarify the radiologic features of DHS in the overall sagittal alignment of the spine. Background. ADDENDUM_Exercises DHS (treatment protocol). Spine 1996; 21 :2023-2025. The dropped head syndrome (DHS), also known as the floppy head syndrome, was first described as in 1986. Dec 8, 2020 · Abstract. Mar 1, 2019 · Some cases of dropped head syndrome were noted to result from radiotherapy (4%) [3], as this may be a late side-effect of the treatment for head and neck cancers [5]. The purpose of this study was to elucidate the efficacy of conservative treatment for DHS and to identify possible predictive factors relating to the outcome. In severe cases, this can result in a chin on chest deformity Jan 1, 2020 · » Surgical treatment of dropped head syndrome consists of cervical spine fusion to correct the deformity. Methods Oct 27, 2019 · Abstract Purpose: The initial treatment of dropped head syndrome (DHS) is basically nonsurgical, but the mode of onset of DHS and efficacy of conservative treatment have not been fully clarified. sxhdjtuoxxlpjmgbgiag