19 results
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
and LMN signs in ... and LMN signs to ... and LMN signs on ... EMG: LMN Signs in ... Lateral #Sclerosis #neurology
Hoffman's sign. Even in this specific case, accompanied by a clonus outline (rhythmic contractions). The median
this specific case ... The median nerve ... the hand. 3) Now ... Abnormal #clinical #video ... #neurology #PhysicalExam
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 ... #neurology #physicalexam ... #msk #orthopedics ... #sports #hand
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Equina Syndrome Causes ... Complications: • Weakness ... reflexes) • Urinary ... damage to sacral nerves ... CaudaEquina #Syndrome #MSK
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
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Myotomes Reflexes ... Commonly caused ... damage to peroneal nerve ... weakness. ... Myotomes #diagnosis #neurology
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
clumsiness in hands ... rectal reflex. ... weakness and ... #symptoms #msk ... #orthopedics #neurology
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
: Starts in legs ... Decreased / Absent Reflexes ... : Arms or legs ... Paresthesias: Hands ... management #treatment #neurology
Myoedema in Hypothyroidism on Physical Exam

Hypothyroidism is a clinical syndrome resulting from the production, secretion or
characterized by muscle weakness ... (shown in the video ... elevation in the muscular ... hammer, caused ... #neurology #endocrinology
Hoover's Sign for Functional Lower Extremity Paralysis

Used to distinguish organic from functional leg hemiparesis.

Ask the patient
Ask the patient ... to flex their weak ... suggests a functional weakness ... hemiparesis #clinical #video ... #physicalexam #neurology