69 results
Angioedema - Classification Diagnosis and Treatment
Types of Angioedema:
 • Acute allergic angioedema - Usually occurs with
Angioedema - Classification ... Non-allergic drug reaction ... dominant inherited disease ... dominant inherited disease ... cell-mediated in > 90% of cases
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... Renal Disease, Liver ... #Anemia #MCV #Classification ... Diagnosis #Algorithm #Causes ... #Hematology
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Decreased RBC Production ... Anemia of Chronic Disease ... Non-lmmune #Anemia #Classification ... Diagnosis #Algorithm #Causes ... #Hematology
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Causes of Bleeding ... • Decreased Production ... ASA) • Renal Disease ... Diagnosis #Algorithm #Causes ... #Hematology
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
Anemia Intrinsic Causes ... : • Liver disease ... Intravascular Causes ... #classification ... #hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... cold agglutin disease ... e.g. sickle cell disease ... Extravascular #Causes ... differential #diagnosis #hematology
Causes of Biliary Dilatation - Differential Diagnosis
 • Physiological: ↑ Age, Cholecystectomy, Opioid dependence, Post-sphincterotomy
 •
Causes of Biliary ... cyst, Caroli's disease ... Biliary #Dilatation #causes ... differential #diagnosis #hepatology ... #gastroenterology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... disorders • Celiac disease ... effect following treatment ... Diagnosis #Algorithm #Causes ... #Hematology
Classification of Diabetes Insipidus

Central or neurogenic diabetes insipidus:
 - Congenital - Structural malformations affecting the hypothalamus
Classification of ... granulomatous diseases ... uropathy, Metabolic causes ... Treatment is aimed ... Diabetes #Insipidus #Classification
How to Evaluate an Abnormal APTT
Step 1: Is the PT or APTT Artifactually Prolonged?
Step 2: Is
Is a Systemic Disease ... to identify the cause ... Prolonged APTT ISN Education ... prolonged #diagnosis #hematology