61 results
Rock Paper Scissors - Assessment of Nerve Damage in Upper Limb Injuries
Rock - Median Nerve
 •
• Extension of wrist ... Small muscles of hand ... Scissors #Nerve #Injury ... UpperExtremities #diagnosis ... #neurology
Hand Nerve Injuries - Common Presentations
 • Wrist Drop - Radial Nerve Injury
 • Claw Hand
Presentations • Wrist ... - Radial Nerve Injury ... Ulnar Nerve Injury ... #Differential #Diagnosis ... #MSK #Orthopedics
Arthritis of the Hand - Arthritis Patterns

Osteoarthritis:
• Osteoarthritis of the hand usually involves the DIP and
and PIP joints, ... • XRAY: joint-space ... MCP and PIP joints ... subluxation causing ulnar ... #diagnosis #rheumatology
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
: Hyperflexion injury ... Finger #Radiology #XRay ... #Diagnosis #Management ... #Hand #Orthopedics ... #MSK
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
and PIP joints ... ulnar displacernent ... Hyperextension injury ... #Hand #Orthopedics ... #MSK
Galeazzi Fracture 
Fracture of distal radial shaft with distal radial-ulnar joint disruption. Remember “MUGR” to recall
joint disruption ... joint (DRUJ) ... Distal #Radiology #XRay ... #Diagnosis #Management ... #Orthopedics #MSK
Chronic distal radiocubital instability.
The function of this joint is the rotation of the forearm or pronosupination,
proximal radio-ulnar ... instability #radioulnar #wrist ... #Wrist #msk #orthopedics ... #clinical #video ... #physicalexam
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
distal to distal ulna ... , pain with wrist ... Carpal #Radiology #XRay ... #Diagnosis #Management ... #MSK
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
Swelling notable on Xray ... esp carpal, MCP, PIP ... Boutonniere's ulnar ... fingers, radial wrist ... signs #symptoms #diagnosis
Mytomes - Segmental Innervation of Muscles
Shoulder	Abduction	C5	Axillary Nerve
Shoulder	Adduction	C6-C8	Thoracodorsal Nerve
Elbow	Flexion	C5	Musculocutaneous Nerve
Elbow	Extension	C7	Radial Nerve
Wrist	Extension	C6	Radial Nerve
Fingers	Flexion	C8	Median Nerve
Fingers	Abduction	T1	Ulnar Nerve
Hip	Flexion	L2	Nerve to Psoas
Hip	Extension	S1	Inferior Gluteal
Radial Nerve Wrist ... Fingers Abduction T1 Ulnar ... #MuscleGroups #MSK ... #Orthopedics #Neurology ... #Diagnosis