16 results
Rouleaux formation is common in IgM gammopathy and may be particularly striking

Genevieve Crane, MD, PhD@evemariecrane

#Rouleaux #formation
Rouleaux formation ... is common in IgM ... gammopathy #MGUS #Clinical ... #Pathology #Hematology ... #Smear
Autoimmune Hemolytic Anemia (AIHA) Pathophysiology - Warm vs Cold AIHA
Warm AIHA:
 - 70%; IgG mediated
 -
or negative - Smear ... AIHA: - 20%; IgM ... C3 positive - Smear ... agglutination, rouleaux ... Pathophysiology #diagnosis #hematology
Plasma cell leukemia with extensive rouleaux formation. Aggressive disease & patients typically younger than other forms
with extensive rouleaux ... PlasmaCell #leukemia #rouleaux ... #formation #Clinical ... #Smear #Hematology
Autoagglutination should also be distinguished from “Rouleaux formation” wherein normal blood tends to form stacks on
distinguished from “Rouleaux ... #Clinical #Pathology ... #Blood #Smear # ... Microscopy #Rouleaux ... #Formation #Hematology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Idiopathic monoclonal IgM ... Viral Infection Clinical ... Immunoglobulin M (IgM ... ) • Blood smear ... hemolytic #anemia #hematology
Heparin Induced Thrombocytopenia (HIT) - Diagnosis and Management - GrepMed Handbook

Presentation: 
 • Plts ↓50% (nadir
Pathophysiology: • IgG ... Diagnosis: • Clinical ... Can consider re-challenge ... Diagnosis #Management #Treatment ... #Hematology #HemeOnc
Symptoms Distinguishing Groups of Cutaneous Drug Reactions
IgE-mediated reactions:
 • Onset minutes to hours into treatment course
Drug Reactions IgE-mediated ... to hours into treatment ... Onset days into treatment ... Drug #Reactions #dermatology ... #clinical #comparison
Chronic Lymphocytic Leukemia (CLL) - Summary
Overview: 
 • Most common leukemia in adults
 • Disorder of
• Peripheral smear ... immunophenotype Clinical ... transformation) Treatment ... AIHA, PRCA) • Treatment ... Leukemia #oncology #hematology
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
organ damage Clinical ... • Peripheral smear ... + Bleeding Treatment ... diagnosis #causes #treatment ... #management #hematology
Borrelia recurrentis on Peripheral Blood Smear
23M Somali refugee recently arrived w/severe abd pain, confusion and fever
Peripheral Blood Smear ... Treatment is tetracycline ... or PenG 800K U IM ... initiation of treatment ... microscopy #pathology #clinical