9 results
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
(e.g. heparin contamination ... inhibitory drugs (e.g ... specific inhibitor (e.g ... • Reduced liver ... #differential #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 ... e.g. heparin ... inhibitory drugs e.g ... #differential #hematology
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
• Nephrotic Syndrome ... , Ischemic Liver ... in young patients ... coagulation and other causes ... pathophysiology #hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
: INR/PT, aPTT(liver ... function test, ANA (e.g ... bypass), LFT (liver ... or if a primary hematologic ... #Workup #hematology
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... Increased Requirement (e.g ... Myelodysplastic Syndromes ... Diagnosis #Algorithm #Causes ... #Hematology
Nail Disorders secondary to Systemic Diseases
Nail Fold Abnormality
 • SLE
 • Scleroderma
 • Dermatomyositis
Koilonychia - Spoon-shaped
halt nail growth (e.g ... usually painful • Bacterial ... discoloration) • Liver ... • Nephrotic syndrome ... Diagnosis #Algorithm #causes
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
underlying disease (eg ... • Infection (eg ... thrombocytopenia • Liver ... Hypofibrinogenemia • ↑ PT ... Diagnosis #Management #Hematology
Pyogenic liver abscess in children
Common bacterial causes in children:
 • S.aureus
 • Strep spp
 • Enteric
Pyogenic liver abscess ... children Common bacterial ... causes in children ... Hepatic artery (e.g ... differential #diagnosis #hepatology
Blood Product Transfusions One Pager Summary
Type and screen - determines blood type and detects in recipient
in recipient (e.g ... Causes purpura & ... TRALI): Leading cause ... eruptions, diarrhea, liver ... diagnosis #management #hematology