4 results
Negative Contrast Effect in Right Atrium - Differential Diagnosis
1. Small secundum ASD or PFO with left
Negative Contrast ... Diagnosis 1. ... Small secundum ASD ... echocardiogram #s4c ... #pocus #bubble
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Prolonged Activated Partial ... ) 1. ... deficiencies: Contact ... aPTT 1. ... Causes #diagnosis #differential
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
Hypokalemia • Bundle ... : • Low: <1 percent ... Intermediate burden: >1 ... 300 = NSVT EKG ... capture of the atria
Double Shunt on Echocardiogram
What do you see on this saline contrast study, in a patient with
1. ... Early transit of bubbles ... >LAP as atrial septum ... stretched PFO or ASD ... clinical #pocus #a4c