21 results
Anterior Interosseous Peripheral Nerve Injury 

Manifested as the inability to make the OK sign.

by Dr. Boby
Anterior Interosseous ... Peripheral Nerve ... to make the OK sign ... #physicalexam #msk ... #orthopedics #Hand
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
sail sign or posterior ... interosseous nerve ... brachial artery injury ... ), compartment syndrome ... #MSK
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
sail sign or posterior ... II-IV, pending orthopedic ... #Radiology #XRay ... Diagnosis #Management #Orthopedics ... #MSK
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
onto outstretched hand ... , neuropraxia (anterior ... interosseous nerve ... can't make A-OK sign ... #Sports #MSK
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
clinical findings • Anterior ... > Anterior spinal ... pathophysiology #signs ... #symptoms #msk ... #orthopedics #neurology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Fasciculus (MLF) Iniury ... • One-and-a-half ... Syndrome • Cavernous ... ophthalmology #neurology ... #differential #
Froment’s Test for Ulnar Nerve Palsy

This tests for pinch grip weakness caused by ulnar nerve palsy,
Test for Ulnar Nerve ... #video #neurology ... #physicalexam #msk ... #orthopedics #sports ... #hand
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
- C6, C7, C8 Elbow ... aracteristic "claw hand ... spared in this injury ... Anterior Shoulder ... Myotomes #diagnosis #neurology
OK Sign - Interosseous Nerve Injury

Patients with compromise of anterior interosseous nerve will not be able
Nerve Injury ... compromise of anterior ... #Hand #PhysicalExam ... video #sports #msk ... #orthopedics
Anterior Shoulder Dislocation - ED Management
The shoulder is the most commonly dislocated major joint, 95% of
injuries: Axillary nerve ... injury (40%, loss ... #Radiology #XRay ... Diagnosis #Management #Orthopedics ... #Sports #MSK