11 results
Cholecystitis Diagnostic Test Characteristics  

Sensitivity, Specificity and Likelihood Ratios of Labs, Physical Exam findings, and
Cholecystitis Diagnostic ... , 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 ... The diagnostic workup ... for correct classification ... ) was 0.80 and specificity ... Thus, further testing
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
Commonly Used Diagnostic ... and specificity ... and specificity ... Celiac #Disease #Testing ... #Workup #Table
Small Bowel Obstruction Testing Accuracy
#Diagnosis #SBO #Testing #Accuracy #Sensitivity #Specificity #KUB #AbdominalXRay #CT #POCUS #LikelihoodRatio #Comparison
Accuracy #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
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
This requires defining some general cutoff values for likelihood ratios.  These are admittedly arbitrary, but
boundaries to work ... /specificity and ... likelihood ratios: #Diagnosis ... #Statistics #Sensitivity ... #Relationship #Graph
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Familial renal Mg wasting ... #Differential #Diagnosis ... Low #Magnesium #Table ... #Classification ... #Causes #Workup
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... has higher specificity ... test but lower sensitivity ... (to support a diagnosis ... #diagnosis #testing
Celiac Disease - Diagnosis Algorithm
IgA TTG has high sensitivity and specificity of ~ 98% and is
Algorithm IgA ... TTG has high sensitivity ... and specificity ... pts need further testing ... #workup