Sternocleidomastoid Muscle Wasting: Causes & Reasons

Possible Causes for Sternocleidomastoid Muscle Wasting

Myopathic facies Long, narrow face Hollowed cheeks, and high arched palate Ptosis Sternocleidomastoid muscle wasting Clinical myotonia: Classically manifests as difficulty [amboss.com]

Wasting of the sternocleidomastoid muscles in the neck are common in DM1 and typically absent in DM2. A "dropped head posture" is occasionally encountered. [mda.org]

Hypogammaglobulinemia Features of insulin resistance Frontal balding Cognitive impairment Most common in the distal sections of extremities: face, neck, forearm, foot dorsiflexor, intrinsic muscles [amboss.com]

Jugular Foramen Syndrome

Inspection of the muscles may reveal wasting or fasciculations. The 12 th cranial nerve is tested by asking the patient to stick the tongue out straight. [ruralneuropractice.com]

The sternocleidomastoid is tested by asking the patient to turn the head to the left or right or to anteflect the head against resistance. [ruralneuropractice.com]

Facioscapulohumeral Muscular Dystrophy

Muscle and Neuromuscular Junction Disorders p. 1916-1931 December 2016, Vol.22, No.6 doi: 10.1212/CON.0000000000000399 REVIEW ARTICLES Article Related Links Abstract Purpose of Review: This article describes the clinical characteristics, diagnosis, molecular pathogenesis, and treatment of facioscapulohumeral muscular[…] [journals.lww.com]

Hughlings-Jackson Syndrome

John Hughlings Jackson Bust of John Hughlings Jackson, resident in the Institute of Neurology, London Born 4 April 1835 Providence Green, Green Hammerton, Yorkshire, England Died 7 October 1911 (aged 76) London, England Nationality English Scientific career Fields Neurology John Hughlings Jackson, FRS (4 April 1835 –[…] [en.wikipedia.org]

Polymicrogyria - Ehlers-Danlos Syndrome Type 4

Patient 3 had action and percussion myotonia, wasting and weakness of sternocleidomastoid and distal limb muscles. [neurologyindia.com]

There was wasting of sternocleidomastoid, forearm and intrinsic muscles of the hand, and hypertrophy of calf and extensor digitorum brevis muscles. [neurologyindia.com]

Accessory Nerve Palsy

muscles, with relative sparing of those innervated by the C5–C6 roots and wasting of the sternocleidomastoids. [cmaj.ca]

He had mild weakness of the left trapezius muscle with no wasting or weakness of the ipsilateral sternocleidomastoid muscle. [neurologyindia.com]

In SAN palsy, the nerve does not work properly, which affects how the sternocleidomastoid and trapezius muscles work. [oncolink.org]

Multicore Myopathy with External Ophthalmoplegia

EMG recordings showed no evidence of recruitment of the wasted neck accessory muscles (sternocleidomastoid and scalene), whereas electromyograph plus mechanics measurements [ncbi.nlm.nih.gov]

In spontaneous breathing while supine, rib-cage diameters decreased while gastric pressure increased in inspiration, suggesting the weak diaphragm was the main muscle of respiration [ncbi.nlm.nih.gov]

Oculo-Pharyngo-Distal Myopathy

He has myotonic facies, with bilateral ptosis, wasting of the temporalis, massater and sternocleidomastoid muscles and frontotemporal balding. [evidencereviewed.com]

In the limbs, there is distal weakness and wasting, especially of the finger flexors, intrinsic muscles of the hand and ankle dorsiflexors. [evidencereviewed.com]

Hereditary Proximal Myopathy with Early Respiratory Failure

There was wasting of the trapezius, sternocleidomastoid and calf muscles, but each patient had initially bilateral calf hypertrophy (Table 1 ). [bmcneurol.biomedcentral.com]

In the U.S. family, we observed characteristic sternocleidomastoid/trapezius muscle weakness and atrophy without scapular winging, and calf hypertrophy that was evident before [bmcneurol.biomedcentral.com]

[…] muscle wasting has developed with disease progression. [bmcneurol.biomedcentral.com]

Anterior Foramen Magnum Meningioma

sternocleidomastoid, trapezius, or intrinsic muscles of the hand. [medcraveonline.com]

With compression at the Craniocervical junction, patients may also have downbeat nystagmus on physical examination.7 Other signs that may be present include wasting of the [medcraveonline.com]

Rigid Spine Syndrome

A distinct radiological pattern in SEPN1-RM with predominant axial and cervical muscle involvement, severe wasting of sternocleidomastoid muscles, and dramatic atrophy of [frontiersin.org]

Distal Myopathy Type 3

There was symmetrical wasting of trapezius, sternocleidomastoid, supraspinatus, forearm muscles, hand and leg muscles (distal >proximal) with winging of scapula associated [ruralneuropractice.com]

Foramen Magnum Meningioma

sternocleidomastoid, trapezius, or intrinsic muscles of the hand. [medcraveonline.com]

With compression at the Craniocervical junction, patients may also have downbeat nystagmus on physical examination.7 Other signs that may be present include wasting of the [medcraveonline.com]

Non-Dystrophic Myotonia

Wasting of the sternocleidomastoid muscles in the neck are common in DM1 and typically absent in DM2. A "dropped head posture" is occasionally encountered. [mda.org]

Head, neck, and face muscle weakness The muscles of the neck, jaw, and parts of the head and face may weaken, especially in DM1. [mda.org]

Native American Myopathy

There was wasting of the trapezius, sternocleidomastoid and calf muscles, but each patient had initially bilateral calf hypertrophy (Table 1 ). [bmcneurol.biomedcentral.com]

[…] muscle wasting has developed with disease progression. [bmcneurol.biomedcentral.com]

Spasmodic Torticollis

▸ Document wasting of injected muscles, in particular, the sternocleidomastoid. ▸ Ask patients specifically about dysphagia (fluid or solids) before and after injections [es.slideshare.net]

Multibacillary Leprosy

muscle in neck Cosmetic importance only Median Antecubital fossa or just proximal to carpal tunnel in wrist Thenar wasting, loss of opposability of thumb, palmar anesthesia [atsu.edu]

Posterior tibial Between medial malleolus & heel Clawing of toes, plantar anesthesia Superficial peroneal Winding around neck of fibula Foot drop Greater auricular Crossing sternocleidomastoid [atsu.edu]

Damage in Leprosy in Approximate Descending Order of Frequency* NERVE SITE OF ENLARGEMENT MAJOR SEQUELAE Ulnar Elbow & several inches above Clawing of 4th & 5th fingers, wasting [atsu.edu]

Fetus Papyraceous

There was wasting of temporalis, masseters, sternocleidomastoid, trapezius, and pectoral girdle muscles [Figure 1] and [Figure 2]. [neurologyindia.com]

She had wasting of temporalis, masseters, sternocleidomastoids and trapezius. There was moderate weakness of temporalis, masseters, and facial muscles. [neurologyindia.com]

Labyrinthine Concussion

Postural vertigo due to trigger areas in the sternocleidomastoid muscle. J Pediatr. 1955; 47 :315–327. Williams DH, Levin HS, Eisenberg HM. [functionalneurology.com]

Cerebral salt wasting syndrome in brain injury patients: a potential cause of hyponatremia. Arch Phys Med Rehabil. 1997; 78 :540–542. Zee, DS.; Leigh, RJ. [functionalneurology.com]

Proximal Myopathy with Extrapyramidal Signs

Muscle wasting also affects the hands first then spreads to the facial muscles, muscles of mastication, the sternocleidomastoids, the flexors and extensors of the forearm, [intranet.tdmu.edu.ua]

The facial appearance is characteristic, with bilateral ptosis and wasting, which has been termed "hatchet face." [intranet.tdmu.edu.ua]

Myotonia is usually the first symptom and affects the hand with later involvement of other muscles, particularly those of the lower limbs. [intranet.tdmu.edu.ua]

Tapia's Syndrome

Inspection of the muscles may reveal wasting or fasciculations. The 12 th cranial nerve is tested by asking the patient to stick the tongue out straight. [ruralneuropractice.com]

The sternocleidomastoid is tested by asking the patient to turn the head to the left or right or to anteflect the head against resistance. [ruralneuropractice.com]

Glossopharyngeal Palsy

Inspection of the muscles may reveal wasting or fasciculations. The 12 th cranial nerve is tested by asking the patient to stick the tongue out straight. [ruralneuropractice.com]

The sternocleidomastoid is tested by asking the patient to turn the head to the left or right or to anteflect the head against resistance. [ruralneuropractice.com]

Leprosy

muscle in neck Cosmetic importance only Median Antecubital fossa or just proximal to carpal tunnel in wrist Thenar wasting, loss of opposability of thumb, palmar anesthesia [atsu.edu]

Damage in Leprosy in Approximate Descending Order of Frequency* NERVE SITE OF ENLARGEMENT MAJOR SEQUELAE Ulnar Elbow & several inches above Clawing of 4th & 5th fingers, wasting [atsu.edu]

Posterior Foramen Magnum Meningioma

sternocleidomastoid, trapezius, or intrinsic muscles of the hand. [medcraveonline.com]

With compression at the Craniocervical junction, patients may also have downbeat nystagmus on physical examination.7 Other signs that may be present include wasting of the [medcraveonline.com]

Miyoshi Myopathy Type 3

Cardiomyopathy - Cataract - Hip Spine Disease

Wasting of facial and sternocleidomastoid muscles c. Cataracts Limb features: a. Patient is unable to release examiners hand after gripping. [www2.le.ac.uk]

Miyoshi Myopathy Type 2

Autosomal Recessive Non-Syndromic Hydrocephalus

Wasting of facial and sternocleidomastoid muscles c. Cataracts Limb features: a. Patient is unable to release examiners hand after gripping. [www2.le.ac.uk]

Cutis Laxa-Marfanoid Syndrome

There was wasting of temporalis, masseters, sternocleidomastoid, trapezius, and pectoral girdle muscles [Figure 1] and [Figure 2]. [neurologyindia.com]

She had wasting of temporalis, masseters, sternocleidomastoids and trapezius. There was moderate weakness of temporalis, masseters, and facial muscles. [neurologyindia.com]

Pancreatic Hypoplasia - Diabetes - Congenital Heart Disease Syndrome

Wasting of facial and sternocleidomastoid muscles c. Cataracts Limb features: a. Patient is unable to release examiners hand after gripping. [www2.le.ac.uk]