20 results
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
procedures - Infection ... Risks factor for HIV ... peripheral blood smear, HIV ... (CVID, WAS), (neurologic ... #hematology
Causes of Thrombocytopenia - Differential Diagnosis Framework
Decreased Production:
 - Drugs (chemo, yang, sulfa, acetaminophen, NSAIDs, quinine,
Causes of Thrombocytopenia ... - Differential Diagnosis ... etc) - Viral: HIV ... infiltration: malignancy, infection ... #Framework #hematology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... - Differential Diagnosis ... Quinidine • HIT ... Vasculitis • Infection ... Algorithm #Causes #Hematology
Heparin Induced Thrombocytopenia (HIT) - Diagnosis and Management - GrepMed Handbook

Presentation: 
 • Plts ↓50% (nadir
(HIT) - Diagnosis ... likelihood of HIT ... in 30d) • H/o HIT ... management of HIT ... #HIT #Heparin
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... SLE) - Viral infections ... Ig A vasculitis/HSP ... • HCV, HBV Not ... #hematology #rheumatology
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
late adulthood • Diagnosis ... specifically immune thrombocytopenia ... conditions Diagnosis ... Epstein-Barr syndrome, HIV ... #diagnosis #management
Thrombotic Microangiopathy - TMAs
1. Not all MAHAs are due to TMAs but (almost) all TMAs cause
triad of MAHA + thrombocytopenia ... cancer, transplant, infection ... association of TMA and HIV ... Microangiopathy #TMAs #hematology ... #diagnosis #ttp
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential Diagnosis ... hemostasis: - Thrombocytopenia ... - Trauma - Infection ... ITP - APLS - HIT ... deficiency Work
Aplastic Anemia - Overview

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

What?
• Aplastic anemia
/fevers • Thrombocytopenia ... Idiopathic • Infections ... - HIV • Immune ... immunodeficiency virus (HIV ... #diagnosis #management
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
to Joint Pain - Diagnostic ... - parvovirus, HIV ... Joint #Pain #MSK #rheumatology ... #approach #workup ... #differential #diagnosis