90 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... , C8 (radial) Finger ... Supinator - C5, C6 • Finger ... aracteristic "claw hand ... Horner Syndrome Wrist
Trousseau's Sign of Hypocalcemia on Physical Exam

Carpopedal spasm caused by ischemia induced by an inflated blood
Carpopedal spasm caused ... flexion of the wrist ... , thumb, and MCP ... hyperextension of the fingers ... Hypocalcemia #clinical #video
Common Hand Fractures on X-Ray
Mallet finger - injury to the lateral extensor slips
Boutonniere deformity - injury
Common Hand Fractures ... X-Ray Mallet finger ... drdevradiology #Hand ... Fractures #XRay #Radiology ... #Wrist #differential
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
Dislocation On lateral wrist ... no longer sitting ... onto outstretched hand ... , pain with wrist ... #Carpal #Radiology
Hoffman's sign. Even in this specific case, accompanied by a clonus outline (rhythmic contractions). The median
this specific case ... patient to relax the hand ... flexed middle finger ... index finger. ... Abnormal #clinical #video
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
Mallet Finger Absence ... caused by disruption ... Exam: Swollen and ... #Radiology #XRay ... Diagnosis #Management #Hand
Trousseau's Sign in Hypocalcemia

Trousseau sign of latent tetany is a medical sign observed in patients with
muscles of the hand ... and forearm. ... The wrist and metacarpophalangeal ... the fingers adduct ... #PhysicalExam #Video
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
• Colles (90% "dinner ... onto outstretched hand ... variable gross wrist ... reduction using finger ... Colles #Distal #Radiology
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Left Wrist Drop ... Examination Left hand ... sleeping as in this case ... trauma_modern #Wrist ... PhysicalExam #clinical #video
Kussmaul's sign in Constrictive Pericarditis 

A 50-year-old woman with a remote history of mediastinal lymphoma (age
on her chest (photo ... her JVP (video) ... Causes = RV failure ... #PhysicalExam #Video ... Pericarditis #Cardiology