11 results
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Early warfarin therapy ... Early liver disease ... #Causes #diagnosis ... #differential # ... hematology #coagulation
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
Differential Diagnosis ... Supratherapeutic warfarin ... • Reduced liver ... #differential # ... hematology #coagulation
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Red Blood Cell ( ... diseases, Bleeding ... #key #diagnosis ... #differential # ... hematology
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
of Hemostasis - Differential ... Diagnosis Framework ... Acquired: • Heparin ... prolonged after ... #Diagnosis #Hematology
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
ABO incompatible blood ... Thrombocytopenia • Prolonged ... DIC • Severe Liver ... #Coagulation #diagnosis ... treatment #management #hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Diagnosis and Workup ... - History of bleeding ... plateletcount), peripheral blood ... selected cases: INR/PT ... #Workup #hematology
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
Coagulation factors: PT ... replaced by non-hepatic ... intestines, White blood ... #chemistry #diagnosis ... #differential #
Cryofibrinogenemia Summary

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

Cryofibrinogenemia:
 • The precipitation of a
which can plug blood ... Paradoxical spontaneous bleeding ... Antiphospholipid syndrome • Warfarin-induced ... #rheumatology # ... hematology
Blood Product Transfusions One Pager Summary
Type and screen - determines blood type and detects in recipient
Blood Product Transfusions ... maculopapular rash ... Blood products contain ... #diagnosis #management ... #hematology #reactions
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
Petechial or purpuric rash ... thrombocytopenia • Liver ... Hypofibrinogenemia • ↑ PT ... #Management #Hematology ... #Rheumatology