14 results
Cholecystitis Diagnostic Test Characteristics  

Sensitivity, Specificity and Likelihood Ratios of Labs, Physical Exam findings, and
Characteristics Sensitivity ... , Specificity and ... Cholecystitis #Testing ... Characteristics #Table ... #Sensitivity #Specificity
Diagnostic algorithm for the workup of hypercalcemia. The diagnostic workup for patients presenting with hypercalcemia rests
Diagnostic algorithm ... value of 0.0115, sensitivity ... for correct classification ... ) was 0.80 and specificity ... Thus, further testing
Sensitivity is the proportion of truly diseased persons in the screened population who are identified as
Sensitivity is the ... Specificity is the ... #Specificity #PositivePredictiveValue ... #Calculation #Table ... NPV #Formulas #Statistics
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
and specificity ... and specificity ... Celiac #Disease #Testing ... Tests #Diagnosis #Workup ... #Table
Small Bowel Obstruction Testing Accuracy
#Diagnosis #SBO #Testing #Accuracy #Sensitivity #Specificity #KUB #AbdominalXRay #CT #POCUS #LikelihoodRatio #Comparison
Bowel Obstruction Testing ... Diagnosis #SBO #Testing ... #Accuracy #Sensitivity ... #Specificity #KUB ... LikelihoodRatio #Comparison #Table
It's eye-opening to realize how many tests with reasonable-appearing sensitivity or specificity will end up being
or specificity ... or sensitivity ... #Diagnosis #Statistics ... #Test #Classification ... #Specificity #Graph
This requires defining some general cutoff values for likelihood ratios.  These are admittedly arbitrary, but
boundaries to work ... relationship between sensitivity ... /specificity and ... #Diagnosis #Statistics ... #Sensitivity #Specificity
Diagnosis Adrenal Insufficiency - Algorithm

Step 1) Screening Test: 6-8AM Cortisol Level
 - Early morning cortisol levels
Insufficiency - Algorithm ... have almost 100% specificity ... for AI (but low sensitivity ... require Cosyntropin testing ... Insufficiency #Algorithm
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Familial renal Mg wasting ... Low #Magnesium #Table ... #Classification ... #Causes #Workup
Performance Characteristics for Colorectal Cancer Screening Tests
Stool/blood-based tests:
 • FIT: 79% sensitivity, 94% specificity for CRC
, 94% specificity ... , 87% specificity ... , 91% specificity ... Tests #comparison #table ... gastroenterology #CRC #Testing