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

Sensitivity refers to the test's ability to correctly
False-Negative Contingency Table ... #Specificity #FalsePositive ... #FalseNegative ... #Contingency #Table
What is Fecal Occult Blood Testing (FOBT)
 • Screening for colorectal cancer in average risk population
Fecal Occult Blood Testing ... to unnecessary testing ... #OccultBlood #Testing ... #FOBT #Guaiac #FalsePositives ... #FalseNegatives
Causes of Inaccurate Fecal Occult Blood Test Results 

False Positive gFOBT:
Ingestion of nonhuman heme (eg, meat
#OccultBlood #Testing ... #Laboratory #FalsePositive ... #FalseNegative ... #Diagnosis #Differential
Differential Diagnosis of Headache - Table

 - Cluster headache
 - Migraine
 - Paroxysmal hemicrania
 - Short-lasting
Differential Diagnosis ... of Headache - Table ... injection and tearing ... Headache #Primary #Differential ... #Comparison #Table
Clinical Presentation and Diagnosis of Common Causes of Vaginitis

#Vaginitis #Differential #Diagnosis #Comparison #Table #Testing #Gynecology #OBGyn
#Vaginitis #Differential ... Diagnosis #Comparison #Table ... #Testing #Gynecology
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - ... Hyperreflexia #Testing ... #Causes #differential ... #diagnosis #table
Thrombotic Microangiopathy - TTP VS HUS

Big picture points : Often hard to differentiate the two entities,
Often hard to differentiate ... awaiting confirmatory testing ... Comparison #Diagnosis #Table
Peripheral Vertigo
Time course and symptoms characteristics are very helpful in distinguishing between causes of peripheral vertigo.
Benign
Continuous episodes, lasting ... Recurrent episodes lasting ... Peripheral #Vertigo #differential ... diagnosis #comparison #table
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Hypokalemia - Differential ... type 4) - Salt wasting ... #Hypokalemia #Differential ... Low #Potassium #Table
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
Hyponatremia - Differential ... Cerebral salt wasting ... #Hyponatremia #Differential ... #Diagnosis #Table