13 results
Erythrocytosis - Polycythemia Differential Diagnosis Algorithm

Elevated Hemoglobin:
 • Males: Hb > 16.5 g/dL/HCT ≥ 49%
 •
- Polycythemia Differential ... Hb > 16.5 g/dL/HCT ... : Hb > 16 g/dL/HCT ... Polycythemia - Acquired Causes ... Diagnosis #Algorithm #hematology
Blood Transfusion Reactions

Immune Mediated:
 • Febrile Non-Hemolytic Transfusion Reaction (FNHTR): Most common immune reaction to transfusion.
May have drop in Hct ... Causes purpura & ... TRALI): Leading cause ... Transfusion #diagnosis #management ... #hematology #reactions
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
Polycythemia - Differential ... Hb>16.5 g/dL, Hct ... Hb>16.0 g/dL, Hct ... Better call hematology ... Algorithm #workup #hematology
Drug Reaction with Eosinophilia and Systemic Symptoms (DRESS)
Definition: 
 • Severe adverse drug reaction, characterized by
Edema in 70% of cases ... Resolution > 15 days Differentials ... withdrawal • Mild ... DRESS #Syndrome #dermatology ... #diagnosis #management
Acute Fatty Liver of Pregnancy (AFLP)
Pathophysiology:
 • Defect in fetal free fatty acid metabolism products →
= nonspecific (nausea ... AP, ↑INR, ↑BUN/Cr ... ↓Antithrombin Ill ... infiltration) Differential ... Liver #Pregnancy #hepatology
Blood Product Transfusions One Pager Summary
Type and screen - determines blood type and detects in recipient
May have drop in Hct ... Causes purpura & ... TRALI): Leading cause ... Transfusions #diagnosis #management ... #hematology #reactions
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
Arterial Thrombosis - Differential ... Ischemic Liver, IBD ... coagulation and other causes ... pathophysiology #hematology ... #differential #
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
cytokines (TNFa,lL1, IL6 ... Drugs, Unknown cause ... PTLD), allogeneic HSCT ... Lymphohistiocytosis #diagnosis #management ... treatment #summary #rheumatology
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Unknown • 6-7 cases ... - Imaging: • CXR ... , cavities • HRCT ... BOOP #pulmonary #ILD ... #diagnosis #management
Aplastic Anemia - Overview

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

What?
• Aplastic anemia
and petechiae Causes ... • Allogeneic HSCT ... Anemia #oncology #hematology ... #diagnosis #management