293 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 ... - Ice Test - ... eye movements #Diagnosis ... #PhysicalExam #Testing
Algorithm for the diagnosis of chronic diarrhea.
It is usually impractical to test and treat the many
Algorithm for the diagnosis ... impractical to test ... reduce unnecessary testing ... pick specific tests ... to sort out the
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... No auditory symptoms ... Méniére's disease ... Long symptom-free ... #differential #diagnosis
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 ... #physicalexam #diagnosis ... #neurology #cva
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
patients with anemia, diagnose ... Test for celiac ... disease with serology ... Non-invasive testing ... Evaluation #workup #diagnosis
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
Commonly Used Diagnostic ... Disease Tissue ... patients with celiac disease ... #Testing #Laboratory ... #Tests #Diagnosis
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 ... clinical #video #neurology ... #orthopedics #sports
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
3 Stages of Lyme Disease 
Early Lyme Disease 
 - Erythema migrans 
 - Constitutional symptoms
Constitutional symptoms ... Gastrointestinal symptoms ... Cutaneous - Neurologic ... - Neurologic ... InfectiousDiseases #Diagnosis
Sensitivity is the proportion of truly diseased persons in the screened population who are identified as
proportion of truly diseased ... identified as diseased ... they have high scores ... will correctly diagnose ... who have low scores