11 results
Causes of Prolonged PT (INR), Prolonged PTT
 • Prolonged PT (INR), Prolonged PTT
 • Prolonged PT
PT (INR), Normal ... PTT, Normal PT ... , Normal PT (INR ... #PT #INR #Differential ... #Diagnosis #Algorithm
Algorithm for Investigation of Abnormal Coagulation Tests
- Prolonged PT
- Prolonged aPTT and Prolonged PT
- Prolonged aPTT

Dr.
of Abnormal Coagulation ... Tests - Prolonged PT ... and Prolonged PT ... #Coagulation #Abnormal ... Hematology #Diagnosis #Workup
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
of Hemostasis - Differential ... PT/NORMAL PTT: ... PT/ABNORMAL PTT ... PT/NORMAL PTT: ... PT/ABNORMAL PTT
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
Polycythemia - Differential ... Diagnosis Algorithm ... - Some people put ... #Differential # ... Diagnosis #Algorithm
Erythrocytosis - Polycythemia Differential Diagnosis Algorithm

Elevated Hemoglobin:
 • Males: Hb > 16.5 g/dL/HCT ≥ 49%
 •
Differential Diagnosis ... Algorithm Elevated ... Hypoxia-driven: Cardiac/pulmonary ... ), TEMPI (VEGF normal ... #Vera #PV #Differential
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
for a Prolonged PT ... and aPTT If the PT ... amyloidosis #Abnormal ... #PT #aPTT #Prolonged ... #hematology #coagulation
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Petechial Rash - Differential ... Diagnosis Algorithm ... deficiency - Abnormal ... deficiency Work ... Complete blood count coagulation
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
be performed PT ... , PTT, and fibrinogen ... levels - Usually normal ... WBC count and differential ... ThromboticThrombocytopenicPurpura #Diagnosis #Workup
Bleeding manifestations 
Petechiae are small, flat, red, discrete areas of skin bleeding that are typically <2
are typical of coagulation ... levels tend to be normal ... , PT should be normal ... Measurement of coagulation ... VWF:RCo/VWF:Ag (differentiate
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
< 26 weeks • INR ... - If both are normal ... • Albumin • Coagulation ... factors: PT/INR ... chemistry #diagnosis #differential