10000 results
Common Hand Fractures on X-Ray
Mallet finger - injury to the lateral extensor slips
Boutonniere deformity - injury
Common Hand Fractures ... to the lateral extensor ... of extensor tendon ... drdevradiology #Hand ... #differential #diagnosis
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
Mallet finger, the extension ... of the terminal extensor ... Exam: Swollen and ... Radiology #XRay #Diagnosis ... #Management #Hand
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
lateral slips of the extensor ... phalanx to enable extension ... phalanx to enable extension ... Radiology #XRay #Diagnosis ... #Management #Hand
Flexor Tenosynovitis (FTS)

The clinical diagnosis of FTS is made using Kanavel’s Signs:
 - Fusiform swelling.
 -
The clinical diagnosis ... Pain with passive extension ... Criteria #Sign #Hand ... #MSK #Diagnosis
Rock Paper Scissors - Assessment of Nerve Damage in Upper Limb Injuries
Rock - Median Nerve
 •
Fractures • Extension ... Small muscles of hand ... UpperExtremities #diagnosis
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
musculocutaneous) • Extension ... C7 (median) • Extension ... C8 (median) • Extension ... aracteristic "claw hand ... Dermatomes #Myotomes #diagnosis
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
onto outstretched hand ... dorsum of the hand ... Exam: Swelling and ... extension • Possible ... Radiology #XRay #Diagnosis
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
Thomas" sign to diagnosis ... onto outstretched hand ... pain with wrist extension ... Radiology #XRay #Diagnosis
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
dislocated dorsally and ... onto outstretched hand ... Exam: tenderness and ... pain with wrist extension ... Radiology #XRay #Diagnosis
Pyogenic Flexor Tenosynovitis

50-year-old man, kidney transplant, with post-transplant diabetes. Inpatient for pneumonia. It evolves with delirium,
pain with passive extension ... tenosynovitis of the hand ... pain with passive extension ... confirmed the diagnosis ... Tenosynovitis #Hand