13 results
Causes of Thrombocytopenia - Differential Diagnosis Framework
Decreased Production:
 - Drugs (chemo, yang, sulfa, acetaminophen, NSAIDs, quinine,
Causes of Thrombocytopenia ... - Differential ... Viral: HIV, HCV, EBV ... antiphospholipid syndrome ... Diagnosis #Framework #hematology
Idiopathic CD4 Lymphopenia (ICL) / Lymphocytopenia 

DIAGNOSTIC CRITERIA FOR ICL
 • Persistent CD4 T-cell lymphopenia
 •
chemotherapy) • Genetic syndromes ... EBV. CMV. ... ICL #diagnosis #hematology ... #Differential # ... Causes #lymphocytopenia
Aplastic Anemia - Overview

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

What?
• Aplastic anemia
Constitutional Syndromes ... and petechiae Causes ... Constitutional Syndromes ... marrow-failure syndromes ... Anemia #oncology #hematology
Top 10 situations when to think about lupus
1) Inflammatory joint pain (especially in the wrists and
everywhere) 2) A rash ... the face (many differential ... 6) An annular rash ... including in children (pediatric ... erythematosus #rheumatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... Maculopapular rash ... reticularis Differential ... • Goodpasture syndrome ... #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
permanent alopecia Differential ... Non-autoimmune rheumatologic ... Malignancy (e.g. hematologic ... vein thrombosis Hematologic ... Erythematosus #Diagnosis #Rheumatology
Causes of Neutropenia - Differential Diagnosis
Neonate:
 - Infection - by far the most common cause
 -
- Differential ... neutropenia, Kostmann syndrome ... Chediak-Higashi syndrome ... #Neutropenia #differential ... #hematology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitides - Differential ... tract, and often causes ... glomerulonephritis) • Anti-GBM ... mucositis - Rash ... #diagnosis #rheumatology
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Liver Injury - Differential ... Algorithm Vascular Causes ... vein: Budd-chiari syndrome ... HBV, HCV, HEV, EBV ... • Gilbert's syndrome
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cold Agglutinin Syndrome ... hemolysis • C3↓ C4 ... - Mycoplasma, EBV ... younger pts) Differential ... hemolytic #anemia #hematology