50 results
Myasthenia Gravis
Signs, Symptoms and Testing - Likelihood Ratios
Does this patient have myasthenia gravis?
JAMA. 2005 Apr 20;293(15):1906-14.
Gravis Signs, Symptoms ... and Testing - Likelihood ... eye movements #Diagnosis ... LikelihoodRatios #PhysicalExam ... #Testing
Pronator Drift Testing for Stroke
Subtle extensor weakness - Sign of Upper motor neuron lesion
In detecting CT/MRI
Pronator Drift Testing ... test characteristics ... Pronator #Drift #Testing ... #Stroke #physicalexam ... #diagnosis #neurology
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup ... and Diagnosis Algorithm ... mimics, repeat testing ... nephrolithiasis • Symptoms ... #Algorithm #Workup
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
evaluation or workup ... for specific symptoms ... 1,500 cells/µL Workup ... glucocorticoid treatment ... #Differential #diagnosis
Diagnosing Brucellosis
Epidemiological Exposures
- Endemic Regions
- Clinical Micro Lab Technicians
- Animal/Vaccine Exposure: Vets, Slaughterhouse workers, hunters
- Unpasteurized
Tests: - CBC ... , Convalescent Serology ... (SAT, ELISA), 16S ... #Criteria #Workup ... #Testing
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
patients with anemia, diagnose ... Test for celiac ... Non-invasive testing ... Gastrointestinal #Evaluation #workup ... #diagnosis #gastroenterology
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
Commonly Used Diagnostic ... Tests for Celiac ... Reflects response to treatment ... Celiac #Disease #Testing ... #Diagnosis #Workup
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
The head impulse test ... a stand-alone test ... #Diagnosis #PhysicalExam ... #Neurology #AVS ... #HeadImpulse #Testing
Helicobacter Pylori Testing  Methods - Sensitivity and Specificity

Serology - 85% - 79% - Does not
Helicobacter Pylori Testing ... Urea breath test ... first line test ... - Any red flag symptoms ... #Laboratory #Diagnosis
Irritable Bowel Syndrome (IBS) - Diagnosis and Workup Summary
Use a positive diagnostic strategy with minimal testing.
and Workup Summary ... strategy with minimal testing ... last 3 months + symptom ... cultures, but test ... Balloon Expulsion Test