26 results
Froment’s Test for Ulnar Nerve Palsy

This tests for pinch grip weakness caused by ulnar nerve palsy,
grip weakness caused ... by ulnar nerve ... clinical #video ... #msk #orthopedics ... #sports #hand
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Abduction - C8-T1 (ulnar ... Adduction - C7-T1 (ulnar ... spared in this injury ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
Froment's Sign - Ulnar Nerve Injury

Patients with compromise of the ulnar nerve will not be able
Nerve Injury ... #Nerve #Injury ... #PhysicalExam #clinical ... #video #sports ... #msk #orthopedics
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Causes of Neuromuscular ... Demyelinating Disease (MS ... injury, Sarcoid ... #differential #diagnosis ... #neurology
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
posterior interosseous nerve ... ), compartment syndrome ... , ligamentous injury ... Radiology #XRay #Diagnosis ... Orthopedics #Proximal #MSK
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
- Differential Diagnosis ... Herpes zoster - HIV ... Repetitive strain injury ... Trauma • Crush injury ... lower #extremity #msk
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
Pathogenesis and clinical ... Chondrodysplasia Neurologic ... Superior gluteal nerve ... pathophysiology #causes ... #msk
Median Nerve Injury and Anhidrosis
Note dry skin that precisely matches a median nerve distribution (spares ulnar
Median Nerve Injury ... distribution (spares ... wound to the wrist caused ... cable graft. ... Anhidrosis #Hand #Clinical
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Acute Kidney Injury ... and Differential Diagnosis ... investigations depending on clinical ... , HIV serology, ... #nephrology #causes
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
result in permanent neurologic ... Causes of spinal ... syphilis, and HIV ... #differential #diagnosis ... #neurology