9 results
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
for Hemolysis - ... Extravascular Causes ... usually IgM) (e.g. primary ... #Hemolytic #Intravascular ... #diagnosis #hematology
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Reticulocytosis • Primary ... Hypersplenism • Secondary ... Bleed • Hemolysis ... Microangiopathic Hemolytic ... #Algorithm #Causes
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Algorithm. ... vasculitis) or disorders ... of primary or secondary ... may be affected (commonly ... #Dermatology #Rash
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Causes of Thrombocytosis ... iron deficiency, hemolysis ... Chronic inflammatory disorders ... Post-splenectomy Primary ... #Causes #hematology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
15% of AIHA Primary ... Diagnosis: • hemolytic ... • Compensated hemolysis ... hemolysis on rewarming ... agglutinin #disease #hemolytic
Hyperuricemia - Differential Diagnosis Algorithm
Primary - Over-production
     • Increased turnover of nucleotides
Primary
- Differential Diagnosis ... Algorithm Primary ... Lymphoproliferative Disorders ... Leukemia (CML) - Hemolytic ... #causes
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... leakage of RBC's secondary ... /Quantity: • Primary ... : ITP • Secondary ... DIC/TTP/HUS - Hemolytic
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
Common Variable ... Immunodeficiency disorder ... infection risk secondary ... and autoimmune hemolytic ... DDX - Other causes
Primary Dermatological Lesions
Primary lesions are physical changes in the skin considered to be caused directly by
associated with secondary ... They are most commonly ... a generalized disorder ... nettle sting #Diagnosis ... #Dermatology #Skin