14 results
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
bones should be ... onto outstretched hand ... Tenderness to anatomic ... extension • Possible ... #Sports #MSK
Wrist Anatomy - Anatomy of the Carpal Bones
There are several mnemonics that people use to remember
Wrist Anatomy - ... Anatomy of the Carpal ... During the first year ... #Anatomy #Carpal ... clinical #radiology #msk
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
bone. ... "pooping duck sign ... bone fracture ... flexion and extension ... #Sports #MSK
Midcarpal Instability (MCI) of the Wrist

Intrinsic Midcarpal Instability
Usually affects young, hypermobile patients.
It is due to progressive
The proximal carpal ... slightly extended, and ... performed, the large bone ... extensors (ECU, ... #msk #orthopedics
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
in the lunate ("tea ... sit in lunate "tea ... onto outstretched hand ... extension • ... #Sports #MSK
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
bone. ... tenderness to the anatomic ... bone fracture ... Scaphoid #Fracture #Wrist ... #Sports #MSK
Extensor Carpi Ulnaris (ECU) Synergy Test for ECU Tendinitis

With the patient's hand supinated, the examiner grasps
Extensor Carpi Ulnaris ... (ECU) Synergy Test ... aspect of the wrist ... #physicalexam #msk ... #orthopedics #sports
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
Hearing Loss - Differential ... Normal: Air > bone ... hearing loss: Bone ... Noise trauma ○ MS ... Hearing #Loss #Differential
Gout - Diagnosis and Management Summary

3 Conditions for Gout to Manifest:
1. Hyperuricemia
2. Monosodium urate deposition in
knees, fingers, wrist ... tophi • Tophi on extensor ... double contour sign ... overhanging cortical bone ... +Radiographic signs
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
be made, rule out ... Straight Leg Raise Test ... MeralgiaParesthetica #MSK ... pathophysiology #differential ... #diagnosis #signs