13 results
Cholecystitis Diagnostic Test Characteristics  

Sensitivity, Specificity and Likelihood Ratios of Labs, Physical Exam findings, and
Cholecystitis Diagnostic Test ... Characteristics Sensitivity ... Cholecystitis #Testing ... Characteristics #Table ... LikelihoodRatio #Accuracy
Algorithm for the diagnosis of chronic diarrhea.
It is usually impractical to test and treat the many
Algorithm for the ... impractical to test ... categorize by type ... pick specific tests ... the much smaller differential
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Hypokalemia - Differential ... and 2, but not type ... 4) - Salt wasting ... Low #Potassium #Table ... #Classification
First-line therapies for Asthma, Asthma-COPD Overlap and COPD

The diagnosis of COPD, asthma, and ACO initially requires
identification of the type ... bronchodilator test ... , and sensitivity ... summary of the differential ... #Differences #Algorithm
Diagnostic algorithm for the workup of hypercalcemia. The diagnostic workup for patients presenting with hypercalcemia rests
hypercalcemia rests ... value of 0.0115, sensitivity ... for correct classification ... Thus, further testing ... Hypercalcemia #Workup #Differential
Diagnosis Adrenal Insufficiency - Algorithm

Step 1) Screening Test: 6-8AM Cortisol Level
 - Early morning cortisol levels
Insufficiency - Algorithm ... for AI (but low sensitivity ... require Cosyntropin testing ... Step 3) Differentiate ... Insufficiency #Algorithm
Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
algorithm. ... decision for repeat testing ... disease; T2DM, type ... LFTs #Abnormal #Algorithm ... Liver #Enzymes #Differential
A lazy man's classification of hyponatremia
There are two possible approaches to the diagnosis of hyponatremia: .
A lazy man's classification ... essentially the same tests ... cerebral salt wasting ... #Hyponatremia #Algorithm ... #Differential #
Causes of Primary Amenorrhea - Differential Diagnosis Algorithm
No onset of menarche by age 16 with secondary
Primary Amenorrhea - Differential ... Diagnosis Algorithm ... • Vanishing Testes ... Functional (e.g. eating ... #Diagnosis #Algorithm
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
Sensitivity (rule ... PPV Higher sensitivity ... error Validity (“accuracy ... measurements Type ... when it’s true Type