13 results
Approach to Thrombotic Microangiopathy (TMA) - Differential Diagnosis and Management Algorithm

Suspected TMA: Unexplained thrombocytopenia + MAHA
Diagnosis and Management ... Direct antiglobulin test ... hemosiderin • PT/aPTT normal ... #Diagnosis #Management ... #Algorithm #hematology
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential ... Brucellosis - Viruses: HIV ... Effusions: - Hematologic ... - Synovium - Oral ... #diagnosis #msk
Hodgkin's Lymphoma vs Non-Hodgkin's Lymphoma - Comparison

Hodgkin's Lymphoma:
 • Epidemiology: young adults 20-30, older 50-70
 •
Non-Hodgkin's Lymphoma - Comparison ... also arise in normal ... involvement Differential ... #NonHodgkins #comparison ... #hematology
Myositis and Myopathies
Polymyositis 
 • Progressive, symmetric muscle weakness 
 • Elevated CK, +Anti-Jo, +Anti-Mi2
Dermatomyositis
Elevated ESR, Normal ... muscle weakness • Normal ... Myopathies #myopathy #differential ... #diagnosis #comparison ... #rheumatology
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
fraction < 20% Differential ... Coxsackie, CMV, EBV, HIV ... CK, normal biopsy ... Disease #diagnosis #management ... #treatment #rheumatology
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
present both at rest ... e.g., congenital hip ... #Joint #Pain #MSK ... #rheumatology # ... approach #workup #differential
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
Positive pathergy test ... is a skin prick test ... Behcet disease) Differential ... Syndrome #diagnosis #management ... signs #symptoms #rheumatology
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
Polycythemia - Differential ... Better call hematology ... exogenous, EPO levels: normal ... Best to have an ... Algorithm #workup #hematology
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
very remarkable w/differential ... 50 in GCA, but normal ... the “Chewing gum test ... them, but urgent rheumatology ... Symptoms #Diagnosis #Management
Sjogren's Syndrome Overview

Epidemiology:
• F > M: 9:1
• 5-6th Decades (can be any age)

Autoimmune exocrinopathy multisystemic disease
Nephrogenic DI Hematologic ... phenomenon (16%) MSK ... Pharmacologic: • Severe oral ... Sjogrens #Syndrome #Rheumatology ... #Diagnosis #Management