21 results
Rock Paper Scissors - Assessment of Nerve Damage in Upper Limb Injuries
Rock - Median Nerve
 •
Fractures • Finger ... Small muscles of hand ... at DIP joint ... #Injury #UpperExtremities ... #diagnosis #neurology
Froment's Sign - Ulnar Nerve Injury

Patients with compromise of the ulnar nerve will not be able
Nerve Injury ... be able to cross ... #Nerve #Injury ... #clinical #video ... #sports #msk #orthopedics
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
, C8 (radial) Finger ... Abduction - C8-T1 (ulnar ... spared in this injury ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
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
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
joint needs to be clinically ... caused by disruption ... : Hyperflexion injury ... Radiology #XRay #Diagnosis ... #Orthopedics #MSK
OK Sign - Interosseous Nerve Injury

Patients with compromise of anterior interosseous nerve will not be able
Injury Patients ... will not be able ... #Injury #Finger ... #clinical #video ... #sports #msk #orthopedics
Wartenberg's Sign on Physical Exam

Wartenberg's sign consists of involuntary abduction of the little finger, caused by
of the little finger ... , caused by unopposed ... nerve neuropathy ... #video #hand #mask ... #neurology
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
clinical findings ... retinal nerve fiber ... -> Cotton-wool Spots ... -> Elschnig's Spots ... ophthalmology #diagnosis
Diabetic Retinopathy: Pathogenesis and clinical findings

Mild Non-proliferative DR
 • Outpouchings of the weakened capillary walls or
clinical findings ... fiber layer infarcts ... -> Cotton-wool spots ... retinal ischemia causes ... of VEGF causing fine
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. ... #Clinical #Photo