26 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
"pooping duck sign ... "pooping duck sign ... onto outstretched hand ... dorsum of the hand ... ulna, pain with wrist
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
"Terry Thomas" sign ... ("Terry Thomas sign ... onto outstretched hand ... box, pain with wrist ... #TerryThomas #Wrist
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
small joints (wrists ... boggy" joints, esp carpal ... fingers, radial wrist ... RheumatoidArthritis #RA #pathophysiology ... #signs #symptoms
Growth Hormone Excess - Pathogenesis and clinical findings
 • Acromegaly and gigantism share the same pathophysiology
share the same pathophysiology ... overgrowth: • Carpal ... • Enlarged hands ... Overproduction #diagnosis #signs ... endocrinology #pathophysiology
Feedback Loop: Growth Hormone (GH)
Growth Hormone:
 • Liver -> GHR activates JAK-STAT pathway -> Incr IGF1
activates osteoblasts and ... activates lipolysis Signs ... acromegaly, widening of hands ... expansion (e.g. carpal ... endocrinology #pathophysiology
Common Hand Fractures on X-Ray
Mallet finger - injury to the lateral extensor slips
Boutonniere deformity - injury
Common Hand Fractures ... Terry thomas sign ... drdevradiology #Hand ... XRay #Radiology #Wrist ... #differential #
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
mechanisms and ... - Pathophysiology ... patient’s history and ... Ill-appearing, vital sign ... Targetoid #Algorithm #Differential
Hand X-Ray Anatomy and Interpretation Checklist
1. Soft tissues - Look carefully at the soft tissue over
Hand X-Ray Anatomy ... the bones of the hand ... and wrist joint ... important to look for signs ... proximal to the carpal
Acromegaly - Diagnosis and Management Summary - GrepMed Handbook 

Clinical Presentation: 
 • Classic Acromegaly: frontal
macrognathia), ↑ hand ... paresthesias (carpal ... malignancy Pathophysiology ... Differential Diagnosis ... Endocrinology #Treatment #Pathophysiology
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Papulosquamous Skin Rash - Differential ... Auspitz sign, Koebner's ... flat-topped) papules on wrists ... scaling papules and ... #dermatology #Differential