11 results
Erythrocytosis - Polycythemia Differential Diagnosis Algorithm

Elevated Hemoglobin:
 • Males: Hb > 16.5 g/dL/HCT ≥ 49%
 •
Differential Diagnosis ... Hb > 16.5 g/dL/HCT ... : Hb > 16 g/dL/HCT ... - Acquired Causes ... Diagnosis #Algorithm #hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... - Differential ... thrombocytosis • Polycythemia ... Inflammatory: • IBD ... #Hematology
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
Acute Fatty Liver of Pregnancy (AFLP)
Pathophysiology:
 • Defect in fetal free fatty acid metabolism products →
of Pregnancy (AFLP ... ) Pathophysiology ... AP, ↑INR, ↑BUN/Cr ... infiltration) Differential ... Liver #Pregnancy #hepatology
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Liver Enzymes - Differential ... • Pregnancy - AFLP ... NAFLD • Others Mild ... Others #LFTs #Hepatology ... Diagnosis #Algorithm #Causes
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 ... Venous #Arterial #pathophysiology ... #hematology #differential
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Lymphohistiocytosis (HLH) Pathophysiology ... cytokines (TNFa,lL1, IL6 ... Drugs, Unknown cause ... PTLD), allogeneic HSCT ... treatment #summary #rheumatology
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Chronic inflammation causes ... Most Common Causes ... plethora with polycythemia ... Diagnosis: • HRCT ... Bronchiectasis #pulmonary #differential
Primary Biliary Cirrhosis (PBC) - Summary

PBC Epidemiology:
 • Female:Male 9:1
 • Common European descent
 • Age:
65 years PBC Pathophysiology ... intralobular bile ducts causes ... obstruction • ALP ... bile ducts Differential ... diagnosis #workup #hepatology
Anemia of Hospitalization - Pathophysiology

Why does the Hgb/Hct drop in the first two days during hospitalization?

Interestingly,
Why does the Hgb/Hct ... -6% drop in Hg/Hct ... 30 min and Hg/Hct ... concentrating Hg/Hct ... Decrease of Hg/Hct