10 results
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
hinge joint; ROM ... = hinge joint; ... ), mallet finger ... ) • ED Management ... #Orthopedics #MSK
Approach to Joint Pain - Diagnostic Framework

1) Chronicity
2) Inflammatory vs Non-Inflammatory
3) Number of Joints Involved

1) Chronicity:
warm, swollen, tender ... for cell count, culture ... #Joint #Pain #MSK ... #rheumatology # ... approach #workup #differential
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
Adjacent bursa • Tendon ... • Inflammatory arthritis ... -60 minutes or longer ... #Pain #MSK #rheumatology ... approach #workup #differential
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
Gout (Gouty Arthritis ... ) - MSK Radiology ... Differential diagnosis ... Giant Cell Tumor Tendon ... #rheumatology
Bone Deformity / Limp - Differential Diagnosis Algorithm 
Infection
 • Septic Arthritis
 • Cortical Hypertrophy
 •
• Rickets Hip Joint ... Patella (e.g., Tendon ... Rupture, Dislocation ... Deformity #Limp #MSK ... #Differential #
Acromioclavicular (AC) Joint Septic Arthritis on POCUS

IVDU with severe left shoulder pain.  Can fully range
on POCUS IVDU ... Tender on top of ... Culture MRSA. ... #Effusion #POCUS ... clinical #ultrasound #MSK
Gout - Diagnosis and Management Summary

3 Conditions for Gout to Manifest:
1. Hyperuricemia
2. Monosodium urate deposition in
Diagnosis and Management ... deposition in joints ... frequent attacks • Arthritis ... elbows, Achilles tendon ... #treatment #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... diminished, or tender ... vesicular eruption • Joints ... Palpable purpura, joint ... #Diagnosis #Rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitides - Differential ... vesicular eruption - Joints ... episcleritis as well as inner ... diminished, or tender ... #diagnosis #rheumatology
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
pulmonary symptoms • Rheumatologic ... muscle aches, joint ... Meningitis, septic arthritis ... scalp, vagina, fingers ... Fungal #Diagnosis #Management