2501 results
Normal (Negative) Lachman Test for ACL Injury

Andrew Dold, MD @dr.dold.md

#Lachmans #test #ACL #Knee #Injury #Normal #Negative
Normal (Negative ... ) Lachman Test for ... #Lachmans #test ... Injury #Normal #Negative ... #clinical #video
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
Used Diagnostic Tests ... reliable noninvasive test ... specificity - Falsely negative ... disease) - May be negative ... HLA-DQ8 - High negative
Normal Simmonds-Thompson Test (Negative) for Achilles Tendon Rupture

In this normal Simmonds-Thompson test, plantar flexion of the
Simmonds-Thompson Test ... (Negative) for ... Simmonds-Thompson test ... #Normal #Negative ... Tendon #Rupture #Clinical
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
individual studies Clinical ... diseases, describe clinical ... negative: TN / ... proportion of negative ... true negatives.
Sensitivity Specificity False-Positive False-Negative Contingency Table / confusion matrix

Sensitivity refers to the test's ability to correctly
False-Positive False-Negative ... Specificity of a test ... disease, who will test ... negative for it
The following graph was prepared based on the latest information on Testing for the Diagnosis of
bother doing any tests ... There are NO tests ... that the RNA PCR test ... If the RNA PCR test ... negative at 2 weeks
POCUS Stewardship
Right Indication - Right Interpretation -Right Integration
Indication → Pre-test Probability → Spectrum of Disease →
Indication → Pre-test ... Ratio Step 1: Clinical ... with a focused clinical ... Step 2: Pre-test ... probability based on clinical
The test characteristics of the heterophile antibody (AKA the monospot test) are not perfect and can
The test characteristics ... AKA the monospot test ... positive and false negative ... Antibody (Monospot) Test ... HeterophileAntibody #Monospot #Test
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
Additional laboratory tests ... chronic kidney tests ... Test for celiac ... endoscopy only if: • Negative
Relative Afferent Pupillary Defect

This maneuver of intermittent light stimulus is called the alternating light test or
Relative Afferent ... alternating light test ... swinging-flashlight test ... sensitive diagnostic test ... Defect #Neurology #Clinical