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Thrombotic Microangiopathies - Primary Thrombotic Microangiopathy (TMA) - Differential Diagnosis Table

 • Thrombotic Thrombocytopenic Purpura (TTP)
Microangiopathy (TMA) - Differential ... HUS (ST-HUS) • Atypical ... Microangiopathy #TMA #hematology ... #differential #
Differential diagnosis of schistocytes / fragmentation hemolysis:
 • Thrombotic microangiopathies (TMA)
    - TTP
Differential diagnosis ... formerly known as atypical ... #schistocytes #differential ... #diagnosis #hematology
Causes of Hypocomplementemia - CHAMPS Mnemonic
C - Cryoglobulinemia (85%), C3 glomerulopathy, cirrhosis
H - Heavy Chain deposition
angioedema A - Atypical ... Mnemonic #diagnosis #differential ... #hematology
Severe Drug Rashes - Comparison - DRESS | SJS/TEN | AGEP | Erythroderma

DRESS 
 - Onset:
Features: Bullae, atypical ... #Erythroderma #Dermatology ... #Emergency #Differential
Drug Reaction with Eosinophilia and Systemic Symptoms (DRESS)
Definition: 
 • Severe adverse drug reaction, characterized by
eosinophilia and atypical ... Atypical Lymphocytes ... Resolution > 15 days Differentials ... DRESS #Syndrome #dermatology
Ulcerative Blastomycosis Skin Lesion
57 asymptomatic M from Indiana nonpruritic, painless, progressive skin lesion lower back x
x 1yr. worse w/topical ... heaped up borders); differential ... Blastomycosis #SkinRash #dermatology
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
Polycythemia - Differential ... Better call hematology ... polycythemias - Typical ... polycythemias - Typical ... #Polycythemia #Differential
Reactive or "Atypical" Lymphocytosis
Infection
 • Viral: EBV, CMV, HIV, Herpes viruses, Influenza, Varicella, HTLV-I
 • Bacterial:
Reactive or "Atypical ... #Reactive #Atypical ... Lymphocytosis #differential ... #diagnosis #hematology
Pathergy Summary Overview

What is pathergy?
Pathergy is an exaggerated skin injury occurring after minor trauma such as
interferon-alpha • Atypical ... Pathergy #diagnosis #differential ... allergy #immunology #dermatology