20 results
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Weakness • Spinal ... Demyelinating Disease (MS ... : ALS, Cervical ... Mitochondrial myopathy, Muscular ... #diagnosis #neurology
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
- Causes progressive ... and LMN signs in ... and LMN signs to ... and LMN signs on ... Lateral #Sclerosis #neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Gravis - Lack of UMN ... /LMN signs - Lack ... myositis • Genetic: Muscular ... myopathies, the muscular ... Differential #Diagnosis #neurology
Froment’s Test for Ulnar Nerve Palsy

This tests for pinch grip weakness caused by ulnar nerve palsy,
for pinch grip weakness ... caused by ulnar ... Palsy #clinical #video ... #neurology #physicalexam ... #msk #orthopedics
Hoffman's sign. Even in this specific case, accompanied by a clonus outline (rhythmic contractions). The median
The median nerve ... acts both as an ... #Reflex #Positive ... Abnormal #clinical #video ... #neurology #PhysicalExam
Myoedema in Hypothyroidism on Physical Exam

Hypothyroidism is a clinical syndrome resulting from the production, secretion or
is a clinical syndrome ... characterized by muscle weakness ... elevation in the muscular ... hammer, caused ... #neurology #endocrinology
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
injury, often from vascular ... bladder and rectal reflex ... pathophysiology #signs ... #symptoms #msk ... #orthopedics #neurology
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Epidemiology: • 1-2 cases ... complete paralysis of all ... Decreased / Absent Reflexes ... • Pain: Due to nerve ... management #treatment #neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
and Myotomes Reflexes ... • Cauda Equina Syndrome ... Commonly caused ... damage to peroneal nerve ... Myotomes #diagnosis #neurology
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Causes: • Large ... Complications: • Weakness ... of normal leg reflexes ... damage to sacral nerves ... #MSK #pathophysiology