11 results
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
- High sensitivity ... and specificity ... and specificity ... #Disease #Testing ... Diagnosis #Workup #Table
Cholecystitis Diagnostic Test Characteristics  

Sensitivity, Specificity and Likelihood Ratios of Labs, Physical Exam findings, and
Cholecystitis Diagnostic Test ... , Specificity and ... Cholecystitis #Testing ... Characteristics #Table ... #Sensitivity #Specificity
Pronator Drift Testing for Stroke
Subtle extensor weakness - Sign of Upper motor neuron lesion
In detecting CT/MRI
Pronator Drift Testing ... normal exam: • Sensitivity ... 92%, Specificity ... LR- 0.09 Best test ... diagnosis #neurology #cva
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 ... ) was 0.80 and specificity ... Thus, further testing
Performance Characteristics for Colorectal Cancer Screening Tests
Stool/blood-based tests:
 • FIT: 79% sensitivity, 94% specificity for CRC
Cancer Screening Tests ... , 94% specificity ... , 87% specificity ... #comparison #table ... gastroenterology #CRC #Testing
ACA Colorectal Cancer Screening Guidelines

When to Screen?
When to Stop?
Family History

Performance Characteristics for Colorectal Cancer Screening Tests
Stool/blood-based
, 94% specificity ... , 87% specificity ... , 91% specificity ... #comparison #table ... gastroenterology #CRC #Testing
Celiac Disease - Diagnosis Algorithm
IgA TTG has high sensitivity and specificity of ~ 98% and is
Diagnosis Algorithm ... IgA TTG has high sensitivity ... and specificity ... pts need further testing ... -A negative test
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
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
b) CHF c) CVA ... event, follow ACC algorithm ... determine if stress test ... surgery Stress Testing ... preoperative stress testing
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Differential Diagnosis Algorithm ... Hemochromatosis, Celiac ... Assists in liver specificity ... extrahepatic source - Tests ... differential #diagnosis #algorithm