11 results
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
Differential Diagnosis ... the PT and the aPTT ... intravascularcoagulation (DIC ... #diagnosis #differential ... #hematology #coagulation
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
history of trauma, sepsis ... organ damage Clinical ... Treat primary cause ... Coagulation #diagnosis #causes ... treatment #management #hematology
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Causes of Abnormal ... Pre-analytical cause ... intravascular coagulation (DIC ... #diagnosis #differential ... #hematology #coagulation
Causes of Thrombocytopenia - Differential Diagnosis Framework
Decreased Production:
 - Drugs (chemo, yang, sulfa, acetaminophen, NSAIDs, quinine,
Causes of Thrombocytopenia ... - Differential ... - Bacterial: Sepsis ... Microangiopathy: DIC ... Diagnosis #Framework #hematology
Capnocytophaga Canimorsus Skin Rash

40 M presents w/ N, V, severe epigastric pain. SHx: smoker, drinks 18
dogs & latter can cause ... gram-negative bacillus cause ... inflammation persist → DIC ... possible Patient's clinical ... #dermatology #clinical
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
of Hemostasis - Differential ... Warfarin • Acute DIC ... discern these causes ... disease • Acute DIC ... #Diagnosis #Hematology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... Rarely dominate the clinical ... Maculopapular rash ... reticularis Differential ... #rheumatology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
fever syndromes Clinical ... Fever is the main clinical ... Petechial or purpuric rash ... Diagnosis #Management #Hematology ... #Rheumatology
Cryofibrinogenemia Summary

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

Cryofibrinogenemia:
 • The precipitation of a
Diagnosis: • + Clinical ... cryoglobulins • Negative causes ... skin necrosis • DIC ... Cryofibrinogenemia #diagnosis #rheumatology ... #hematology
Blood Transfusion Reactions

Immune Mediated:
 • Febrile Non-Hemolytic Transfusion Reaction (FNHTR): Most common immune reaction to transfusion.
pain, dark urine, DIC ... maculopapular rash ... Causes purpura & ... Can lead to sepsis ... diagnosis #management #hematology