202 results
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
Commonly Used Diagnostic ... ) - May be negative ... HLA-DQ8 - High negative ... treatment - Requires endoscopy ... #Diagnosis #Workup
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
patients with anemia, diagnose ... Test for celiac ... disease with serology ... only if: • Negative ... Evaluation #workup #diagnosis
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 ... #clinical #video ... #PhysicalExam #
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
individual studies Clinical ... , describe clinical ... who test negative ... true negatives. ... #calculations #diagnosis
Normal Simmonds-Thompson Test (Negative) for Achilles Tendon Rupture

In this normal Simmonds-Thompson test, plantar flexion of the
Simmonds-Thompson Test ... (Negative) for ... #Normal #Negative ... Tendon #Rupture #Clinical ... #Video #PhysicalExam
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
The head impulse test ... cause of AVS and negative ... a stand-alone test ... #Diagnosis #PhysicalExam
Relative Afferent Pupillary Defect

This maneuver of intermittent light stimulus is called the alternating light test or
alternating light test ... swinging-flashlight test ... very sensitive diagnostic ... Defect #Neurology #Clinical ... Pupils #MacrusGunn #PhysicalExam
Expected DAT Results in Autoimmune Hemolysis
DAT Negative Hemolysis
 • DAT Poly ( - ), IgG (
Hemolysis DAT Negative ... Cold agglutinin disease ... #antiglobulin #test ... Hemolysis #hematology #diagnosis
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
life Causes and clinical ... Disorientation, vertigo Diagnostic ... tests - Ice cube ... test, TempTest ... Cold #Urticaria #diagnosis
Asterixis is a type of negative myoclonus characterized by irregular lapses of posture of various body
Asterixis is a type of negative ... associated with liver disease ... hyperammonemia #PhysicalExam ... #clinical #diagnosis