948 results
Sensitivity Specificity False-Positive False-Negative Contingency Table / confusion matrix

Sensitivity refers to the test's ability to correctly
Sensitivity Specificity ... confusion matrix Sensitivity ... a test is the proportion ... #Sensitivity #Specificity
Sensitivity is the proportion of truly diseased persons in the screened population who are identified as
Sensitivity is the ... proportion of truly ... Sensitivity indicates ... Specificity is the proportion ... #Epidemiology #Sensitivity
Diseases Presenting with Pain Out Of Proportion (POOP) - Differential Diagnosis:
 - Orbital Cellulitis 
 -
with Pain Out Of Proportion ... #POOP #Pain #Proportion
Pathogenesis of Diabetic Ketoacidosis - Insulin deficiency or severe insulin insensitivity 

#DKA #Pathophysiology #Endocrinology #Diabetes #Ketoacidosis
severe insulin insensitivity ... #DKA #Pathophysiology
BRASH Syndrome

B - Bradycardia
R - Renal failure
A - AV nodal blockade
S - Shock
H - Hyperkalemia

Typical ECG
Bradycardia out of proportion ... diagnosis #management #pathophysiology
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
Sensitivity (rule ... – screening): proportion ... PPV: proportion ... NPV: proportion ... PPV Higher sensitivity
Important Biostatistics and Epidemiology Equations

Sensitivity = TP / (TP + FN) = true positives / disease
Epidemiology Equations Sensitivity ... Likelihood Ratio = Sensitivity ... Specificity Sensitivity ... Mnemonic: - Sensitivity ... diagnosis #mnemonic #sensitivity
Carpal Tunnel Syndrome: Pathogenesis and clinical findings
 • Dysthesias - Tingling, burning, or painful sensation at
Hypalgesia - Diminished sensitivity ... CarpalTunnel #Syndrome #pathophysiology
Urinalysis Testing - UTI Sensitivity and Specificity
 - Leukocyte esterase 
 - Nitrite 
 - WBCs
Testing - UTI Sensitivity ... Testing #Accuracy #Sensitivity
Korsakoff Syndrome
Clinical Findings:
 • Confabulation: Usually initial phase of the disease
 • Anterograde amnesia: Memory impairment
impairment out of proportion