48 results
COVID-19 PCR and Serology Testing - Timeline
 • Nucleic Acid Test - Most reliable and can
Testing - Timeline ... • Nucleic Acid Test ... days • Antibody Test ... 10 days Both tests ... antibody #antibodies #testing
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
Additional laboratory tests ... chronic kidney tests ... Test for celiac ... Non-invasive testing ... workup #diagnosis #gastroenterology
The HINTS Exam - Differentiating Central vs Peripheral Vertigo

Head Impulse Test
Nystagmus
Test of Skew

Animation by Dr. Y.
Head Impulse Test ... Nystagmus Test ... #PhysicalExam #Testing ... Central #Peripheral #Neurology
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
Used Diagnostic Tests ... reliable noninvasive test ... first-level screening test ... Reflects response to treatment ... Celiac #Disease #Testing
IDSA Recommendations for Preventing Human Papillomavirus Infections and Cervical Cancer Screening for Women with in HIV-AIDS
Recommendations
• Pap test should ... recommend a Pap test ... 3 years • Co-testing ... (Pap test and HPV ... IDSA #Prevention #Treatment
Pronator Drift Testing for Stroke
Subtle extensor weakness - Sign of Upper motor neuron lesion
In detecting CT/MRI
Pronator Drift Testing ... 9.2, LR- 0.09 Best ... test characteristics ... Pronator #Drift #Testing ... physicalexam #diagnosis #neurology
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
antibody (ANA) test ... ; if positive, test ... Screening Tests ... Screening Tests ... liver function tests
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 ... ulnar nerve palsy, testing ... Froments #Sign #Test ... clinical #video #neurology
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
The head impulse test ... a stand-alone test ... #PhysicalExam #Neurology ... #HeadImpulse #Testing
Invasive Candidiasis (IC)

Diagnosis:
Culture:
 • Gold standard, but Slow (~2-3 days), 50% sensitivity
 • Blood Sample
 •
Non-culture-based tests ... • Molecular Tests ... susceptibility testing ... Line Targeted Treatment ... candida #auris #treatment