128 results
COVID-19 PCR and Serology Testing - Timeline
 • Nucleic Acid Test - Most reliable and can
PCR and Serology Testing ... • Nucleic Acid Test ... reliable and can be used ... - Can be used after ... antibody #antibodies #testing
Myasthenia Gravis
Signs, Symptoms and Testing - Likelihood Ratios
Does this patient have myasthenia gravis?
JAMA. 2005 Apr 20;293(15):1906-14.
, Symptoms and Testing ... speaking - Sleep Test ... - Ice Test - ... LikelihoodRatios #PhysicalExam ... #Testing
Algorithm for the diagnosis of chronic diarrhea.
It is usually impractical to test and treat the many
Algorithm for the ... impractical to test ... pick specific tests ... Chronic #Diarrhea #Algorithm ... #Testing
Shoulder Exam - Provocative Testing

Supraspinatus muscle injury:
 - Jobe’s Test
 - Hawkin’s Test
 - Drop Arm
- Provocative Testing ... - Hawkin’s Test ... - Drop Arm Test ... #Diagnosis #PhysicalExam ... #Shoulder #Testing
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 ... #Stroke #physicalexam
The HINTS Exam - Differentiating Central vs Peripheral Vertigo

Head Impulse Test
Nystagmus
Test of Skew

Animation by Dr. Y.
Head Impulse Test ... Nystagmus Test ... #HINTS #Exam #PhysicalExam ... #Testing #Vertigo
Syphilis Diagnostic Algorithm
 • Syphilis (TP) EIA
 • RPR
 • A different treponemal specific test (TPPA)

ID
Syphilis Diagnostic Algorithm ... treponemal specific test ... Syphilis #Diagnosis #Algorithm ... #Testing #laboratory
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
The head impulse test ... cannot therefore be used ... a stand-alone test ... #Diagnosis #PhysicalExam ... #HeadImpulse #Testing
Helicobacter Pylori Testing  Methods - Sensitivity and Specificity

Serology - 85% - 79% - Does not
Helicobacter Pylori Testing ... past infection; use ... Urea breath test ... 95-100% - Not used ... first line test
What is Fecal Occult Blood Testing (FOBT)
 • Screening for colorectal cancer in average risk population
Fecal Occult Blood Testing ... immunochemical test ... Recommended screening use ... with applicator used ... to unnecessary testing