13 results
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Diagnosis and Workup ... decreased PLT count: CBC ... ), HBsAg/anti-HBc ... Diagnosis #Causes ... #Workup #hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
hypertension • Unusual RBC ... acanthocytes - Consider RBC ... membrane disorder ... #workup #hematology ... #testing
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... lymphoproliferative disorders ... • Intrinsic RBC ... #differential # ... diagnosis #hematology
Primary Biliary Cirrhosis (PBC) - Summary

PBC Epidemiology:
 • Female:Male 9:1
 • Common European descent
 • Age:
intralobular bile ducts causes ... Signs and Symptoms ... bile ducts Differential ... #cholangitis #diagnosis ... #workup #hepatology
Systemic Sclerosis (Scleroderma)
Multi-system autoimmune disease characterized by vasculopathy and progressive fibrosis of skin and internal organs
3
pericarditis • Hepatic: PBC ... Scleroderma #SSc #rheumatology ... #diagnosis #signs ... #symptoms #testing ... #workup
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cold Agglutinin Syndrome ... Diagnosis: • hemolytic ... Positive Coombs testing ... Blood smear - RBC ... #hematology #diagnosis
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
a gas exchange disorder ... Caused by intrapulmonary ... Arterial blood gas (ABC ... #diagnosis #management ... #treatment #hepatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Classification: ... permanent alopecia Differential ... Induced Lupus: • Symptoms ... titers > 1:80 • CBC ... #Rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Diagnosis: Systemic ... Symptoms (Sx) in ... Lab Tests: • CBC ... #diagnosis #rheumatology ... #classification
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
with no early symptoms ... Lymphocytosis on CBC ... cells can indicate disease ... #workup #oncology ... #hematology