18 results
Lower Extremity Nerve Pathologies 

 • Obturator
 • Femoral
 • Common Peroneal
 • Tibial
 • Superior
Lower Extremity ... #Extremity #Nerve ... #Pathologies #differential ... #diagnosis #Neuropathy ... #anatomy #leg #
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Diagnosis Framework ... #diagnosis #lower ... #extremity #msk ... #physicalexam
Hand Nerve Injuries - Common Presentations
 • Wrist Drop - Radial Nerve Injury
 • Claw Hand
Hand Nerve Injuries ... Injury • Claw Hand ... - Ulnar Nerve Injury ... #Anatomy #Differential ... #Diagnosis #MSK
Peripheral Edema - Differential Diagnosis Framework for Lower Extremity Edema

Edema occurs when any of the following
Peripheral Edema - Differential ... Diagnosis Framework ... for Lower Extremity ... Note: • Left leg ... #Extremity #PhysicalExam
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Lower Extremity ... bilateral leg paresis ... damage to peroneal nerve ... Dermatomes #Myotomes #diagnosis ... #physicalexam
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... Abduction - C8-T1 (ulnar ... Triceps power is ... Dermatomes #Myotomes #diagnosis ... sensory #motor #arm #physicalexam
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Femoral Cutaneous Nerve ... must be absent: lower ... Negative Straight Leg ... MeralgiaParesthetica #MSK ... pathophysiology #differential
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Primarily Upper Extremity ... lower motor neuron ... saddle anesthesia. leg ... Injury #Syndromes #diagnosis ... signs #symptoms #msk
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
compression of nerve ... constipation Differential ... Diagnosis: • ... Equina #syndrome #differential ... #diagnosis #causes
Hoover's Sign for Functional Lower Extremity Paralysis

Used to distinguish organic from functional leg hemiparesis.

Ask the patient
for Functional Lower ... Extremity Paralysis ... Ask the patient ... normal people and ... clinical #video #physicalexam