13 results
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... Extravascular Causes ... lymphoproliferative disorders ... #differential # ... diagnosis #hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
purple, hemorrhagic skin ... DIC/TTP/HUS - Hemolytic ... #Diagnosis #hematology ... #rheumatology # ... #nonpalpable #dermatology
Acquired von Willebrand Syndrome - Diagnosis and Management
 • Autoantibodies to vWF: Lymphoproliferative disorders (e.g. lymphoma,
and Management ... thrombocythemia), Autoimmune ... disease • vWF ... #Management #treatment ... #hematology #differential
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Unstable hemoglobin disorders ... spherocytosis, Autoimmune ... RBC #Morphology #differential ... #diagnosis #hematology ... #microscopy #atlas
Causes of Neutropenia - Differential Diagnosis
Neonate:
 - Infection - by far the most common cause
 -
hypertension and/or drug treatment ... - Autoimmune disorders ... white blood cell aplasia ... #diagnosis #causes ... #hematology
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
Headaches • Pale skin ... and petechiae Causes ... anemia Treatment ... Anemia #oncology #hematology ... #diagnosis #management
Cryofibrinogenemia Summary

Cryofibrinogenemia Epidemiology:
 • 40-70 years with a modest female predominance

Cryofibrinogenemia:
 • The precipitation of a
Paradoxical spontaneous bleeding ... associated with autoimmune ... cryoglobulins • Negative causes ... #rheumatology # ... hematology
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
Immunodeficiency disorder ... hemolytic anemia ... DDX - Other causes ... hypogammaglobulinemia #immunology #hematology ... #diagnosis #management
Blood Transfusion Reactions

Immune Mediated:
 • Febrile Non-Hemolytic Transfusion Reaction (FNHTR): Most common immune reaction to transfusion.
due to marrow aplasia ... coagulopathy & ↑bleeding ... infections with skin ... #Transfusion #diagnosis ... #management #hematology
Blood Product Transfusions One Pager Summary
Type and screen - determines blood type and detects in recipient
due to marrow aplasia ... coagulopathy & ↑bleeding ... infections with skin ... #Transfusions #diagnosis ... #management #hematology