42 results
Newer Syphilis Reverse Algorithm 

The advent of newer, faster 
treponemal antibody tests have 
allowed high-throughput of
treponemal antibody tests ... specific trep. tests ... RPR) Non-trep tests ... labor-intensive treponemal test ... new and old trep test
Algorithm for the diagnosis of chronic diarrhea.
It is usually impractical to test and treat the many
Algorithm for the ... impractical to test ... many possible causes ... pick specific tests ... Chronic #Diarrhea #Algorithm
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... Differential Diagnosis Algorithm ... Liver Function Tests ... Liver Function Tests ... #Causes #Hematology
Froment’s Test for Ulnar Nerve Palsy

This tests for pinch grip weakness caused by ulnar nerve palsy,
Froment’s Test for ... Palsy This tests ... grip weakness caused ... asked to grip a flat ... Froments #Sign #Test
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
decades of life Causes ... vertigo Diagnostic tests ... - Ice cube test ... , TempTest test ... #rheumatology #comparison
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... with vascular causes ... Positive Hallpike test ... or supine roll test ... Positive head impulse test
Whipple Disease (Tropheryma whipplei) - Diagnosis and Management 

Caused by: Tropheryma whipplei

Symptoms and Signs:
1. Migratory poly/oligoarthralgia
Management Caused ... positive T. whipplei tests ... positive T. whipplei test ... Disease #diagnosis #algorithm
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
disease who test ... then all negative tests ... without disease who test ... then all positive tests ... reproducibility of test
Performance Characteristics for Colorectal Cancer Screening Tests
Stool/blood-based tests:
 • FIT: 79% sensitivity, 94% specificity for CRC
Cancer Screening Tests ... Stool/blood-based tests ... Multitarget stool DNA test ... colon #Screening #Tests ... #comparison #table
Causes of Polyuria - Differential Diagnosis Algorithm
Polyuria - Urine Output > 3L/day, Increased Urine Volume (>2ml/min)
Osmotic
Causes of Polyuria ... Differential Diagnosis Algorithm ... Water Deprivation Test ... Water Deprivation Test ... #Causes