18 results
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
Syphilis Diagnostic Algorithm
 • Syphilis (TP) EIA
 • RPR
 • A different treponemal specific test (TPPA)

ID
Syphilis Diagnostic ... Algorithm • Syphilis ... treponemal specific test ... #Algorithm #Testing ... #laboratory #RPR
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
Tests for Celiac ... reliable noninvasive test ... Celiac #Disease #Testing ... #Laboratory #Tests ... #Table
COVID-19 Diagnostics In Context
Nucleic acid tests (NATs, for viral RNA)
1. Real time RT-PCR
2. Isothermal amplifcation
3. CRISPR
4.
Nucleic acid tests ... µNMR) Protein tests ... test (RDT) 2. ... #testing #laboratory ... #tests #pcr
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 ... new and old trep test ... #Testing #Diagnosis
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
and Screening Testing ... Renal ultrasound, Tests ... sodium loading test ... saline infusion test ... dexamethasone suppression test
Primary Adrenal Insufficiency:
 • ACTH stimulation test - Synthetic ACTH does not stimulate cortisol secretion because
ACTH stimulation test ... CRH stimulation test ... - Serum tests that ... Insufficiency #Evaluation #laboratory ... #diagnosis #testing
Adrenal Insufficiency Diagnosis Algorithm - Evaluation of HPA Axis Response to ACTH

Early am cortisol < 3
Algorithm - Evaluation ... unclear (often the case ... then go to stim testing ... Standard Stim test ... #Stimulation #Test
Urine Drug Screens - Common drugs that may cause false positive tests 

Amphetamines:
Bupropion, Labetalol, Methylphenidate, Phenylephrine,
drugs that may cause ... false positive tests ... DrugScreens #UDS #Laboratory ... #Toxicology #Diagnosis ... FalsePositive #Testing
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
parenchyma Diagnosis ... adults • Blood tests ... Pulmonary function tests ... Bronchoscopy Laboratory ... Sweat chloride test