8 results
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Causes of Abnormal ... deficiencies: Contact ... #PT #aPTT #Prolonged ... #Causes #diagnosis ... #differential #
Causes of Prolonged PT (INR), Prolonged PTT
 • Prolonged PT (INR), Prolonged PTT
 • Prolonged PT
Causes of Prolonged ... PTT, Normal PT ... PTT, Normal PT ... #PPT #PT #INR #Differential ... #Diagnosis #Algorithm
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
Differential Diagnosis ... • Reduced liver ... amyloidosis #Abnormal ... #PT #aPTT #Prolonged ... #Causes #diagnosis
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
PT/NORMAL PTT: ... PT/ABNORMAL PTT ... the PT remains prolonged ... PT/ABNORMAL PTT ... discern these causes
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
Thrombocytopenia • Prolonged ... DIC • Severe Liver ... INR < 2.3 - APTT ... #Coagulation #diagnosis ... #causes #treatment
Anemia of Hospitalization - Pathophysiology

Why does the Hgb/Hct drop in the first two days during hospitalization?

Interestingly,
pseudoanemia is a normal ... of unnecessary diagnostic ... deficiencies • Renal, liver ... pathophysiology #differential ... #diagnosis
Handlebar Traumatic Injury 
Young girl presents to you after low energy, helmeted bicycle accident. Her vitals
sent to CT abd w/contrast ... in over 80% of cases ... injuries to spleen, liver ... and/or delayed diagnosis ... pattern on your differential
PFAPA Syndrome - Periodic Fever, Aphthous Stomatitis, Pharyngitis, and Adenitis

EPIDEMIOLOGY:
PFAPA is the most common syndrome entailing
PATHOPHYSIOLOGY: The exact cause ... DIFFERENTIAL DIAGNOSIS ... are much more prolonged ... syndrome - chronic infantile ... widely variable in contrast