17 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
fractured carpal bone ... "pooping duck sign ... common carpal bone ... "pooping duck sign ... Orthopedics #Sports #MSK
Systemic Lupus Erythematosus (SLE): Musculoskeletal Manifestations

 • Immune Complex Deposition
    - Arthralgia, Arthritis
Weakness, Incr CK • Bone ... Myopathy (Also caused ... Normal CK • Osteoporosis ... Erythematosus #SLE #MSK ... pathophysiology #signs
Myelodysplastic Syndrome (MD) - Diagnosis and Management Summary
myelo (marrow) -dys- (abnormal) -plastic (shape) = funny-shaped cells
Myelodysplastic Syndrome ... old, ~10,000 new cases ... • Bone marrow ... Myelodysplastic #Syndrome ... #treatment #hematology
SAPHO Syndrome Summary

What?
SAPHO syndrome is a rare chronic inflammatory disorder of bone, joint, and skin characterized
SAPHO syndrome is ... Rule out other causes ... #Rheumatology # ... diagnosis #management ... #Dermatology
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... Effusions: - Hematologic ... - Aneurysmal bone ... Knee #Effusions #causes ... differential #diagnosis #msk
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
= Hypocellular bone ... Constitutional Syndromes ... and petechiae Causes ... Anemia #oncology #hematology ... #diagnosis #management
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
Diagnosis and Management ... anterior/posterior MSK ... • Heerfordt syndrome ... Sarcoidosis #Diagnosis #Management ... #Signs #Symptoms
Bone Deformity / Limp - Differential Diagnosis Algorithm 
Infection
 • Septic Arthritis
 • Cortical Hypertrophy
 •
Bone Deformity / ... Arthritis Other Causes ... Patellofemoral Syndrome ... Spine/Stature • Osteoporosis ... Deformity #Limp #MSK
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
vs Tumor Lysis Syndrome ... high WBC count cause ... WBC >100k, + lab signs ... TLS #diagnosis #management ... #hematology
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
posterior) and bone ... anterior sail sign ... ), compartment syndrome ... • ED Management ... #Orthopedics #MSK