441 results
ASD Secundum with Bidirectional Shunting on Echocardiogram (A4c) with Contrast
Male , 50y/o, previous anterior MI with
ASD Secundum with ... Bidirectional Shunting ... oedema - ASD secundum ... MilicicaStefano #ASD #Secundum ... a4c #contrast #Bidirectional
ASD Secundum with Bidirectional Shunting on Echocardiogram (A4c) with Color Doppler
Male , 50y/o, previous anterior MI
ASD Secundum with ... Bidirectional Shunting ... oedema - ASD secundum ... MilicicaStefano #ASD #Secundum ... cardiology #pocus #a4c #Bidirectional
HINTS Exam - Unidirectional Nystagmus - Left-beating

In a patient with vertigo symptoms, this finding is reassuring
HINTS Exam - Unidirectional ... PeterJohns84 #Unidirectional ... Clinical #Video #Negative
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
serology is positive Bidirectional ... endoscopy only if: • Negative ... bidirectional endoscopy
HINTS Exam - Bidirectional Nystagmus 

In a patient with vertigo symptoms, this finding is worrisome for
HINTS Exam - Bidirectional ... PeterJohns84 #Bidirectional
Important Biostatistics and Epidemiology Equations

Sensitivity = TP / (TP + FN) = true positives / disease
FP + TN) = true negatives ... all positives Negative ... FN + TN) = true negatives ... / all negatives ... Specificity) Negative
Microorganisms Responsible for Infective Endocarditis

Native valves:
 - Streptococcus viridans 
 - Enterococci 
 - Other streptococci
Endocarditis Native ... epidermidis - Gram-negative ... ) - Culture negative ... Enterococci - Gram-negative ... streptococci - Culture negative
Endocarditis Algorithm - Infective vs Noninfective Causes
Noninfective:
 • Malignancy
 • Autoimmune disease
 • Systemic infection
Native Valve
Systemic infection Native ... Staphylococcus lugdunensis Native ... HACEK • Culture-negative ... epidermidis • Gram-negative ... Enterococcus • Gram-negative
Classic Digoxin-Associated Arrhythmias
 • Atrial fibrillation with an unusually slow ventricular response
 • Atrial Fibrillation with
:1 AV Block • Bidirectional
Characteristics of Selected Pneumonias

Streptococcus pneumoniae (pneumococcus). Gram-positive diplococci. 
Haemophilus influenzae. Pleomorphic gram-negative coccobacilli. 
Staphylococcus aureus. Plump
Pleomorphic gram-negative ... Plump gram-negative ... Gram-negative rods ... Gram-negative rods ... Gram-negative diplococci