31 results
CHA2DS2VASc vs HAS-BLED scores for stroke risk and bleed risk on anticoagulation

C	Congestive Heart Failure	1

H	Hypertension	1

A2	Age >75	2

D	Diabetes Mellitus	1

S2	Stroke,
CHA2DS2VASc vs HAS-BLED ... for stroke risk and ... Abnormal renal/liver ... Anticoagulation #AFib ... #Diagnosis #Hematology
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Nonspecific inhibitors e.g ... to one factor e.g ... inhibitory drugs e.g ... Nonspecific inhibitor e.g ... #differential #hematology
Mixing Study
 • Clotting tests can be abnormal due to either a clotting factor deficiency, or
factor activity (e.g ... clotting test (e.g ... PT and/or aPTT) ... Study #diagnosis #hematology ... #hematology #laboratory
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
and the aPTT are ... Pre-analytical cause (e.g ... inhibitory drugs (e.g ... specific inhibitor (e.g ... #differential #hematology
Approach to the Hypercoagulable State
Arterial thromboembolism
→ Cardiac rhythm monitoring, Echocardiogram, Vascular imaging
→ Test for APS, particularly
younger patients and ... • Provoked (e.g ... screening, CBC, aPTT ... Hypercoagulable #Workup #hematology ... diagnosis #algorithm #hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
cases: INR/PT, aPTT ... (liver disease, ... function test, ANA (e.g ... bypass), LFT (liver ... Causes #Workup #hematology
Hemophilia - Diagnosis and Management
Diagnosis:
 • Consistent bleeding history (unless screening for disease in family members
Hemophilia - Diagnosis and ... established disease) • aPTT ... mixing study (aPTT ... hemophilia type (e.g ... #treatment #hematology
Drug Induced Liver Injury (DILI) - Stepwise Diagnosis Algorithm
DILI suspicion
Features toxic aetiology: Skin involvement, Kidney injury,
(record start and ... of information (e.g ... medications, Hidden OTC and ... vascular disorder (e.g ... Diagnosis #Algorithm #hepatology
Acute Fatty Liver of Pregnancy (AFLP)
Pathophysiology:
 • Defect in fetal free fatty acid metabolism products →
Pregnancy (AFLP) Pathophysiology ... age • Monitor and ... #Pregnancy #hepatology ... obgyn #diagnosis #management ... #pathophysiology
Primary Biliary Cirrhosis - Diagnosis Algorithm
Symptoms: Fatigue, Pruritus, Right upper quadrant discomfort
Signs: Jaundice, Xanthelasmata, Hepatomegaly
Associated history:
autoimmune disease (e.g ... dryness of the eyes and ... specific ANAs (e.g ... Liver biopsy findings ... Diagnosis #Algorithm #hepatology