14 results
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
patients with anemia, diagnose ... • Additional laboratory ... Test for celiac ... Non-invasive testing ... Evaluation #workup #diagnosis
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
The head impulse test ... #Diagnosis #PhysicalExam ... #Neurology #AVS ... VestibularSyndrome #Posterior ... #HeadImpulse #Testing
Pronator Drift (Pyramidal Drift) on Physical Exam

Testing showed pronator drift on the left side in this
Physical Exam Testing ... side in this 70-year-old ... the 50-second test ... PhysicalExam #clinical #video ... #neurology #cva
Helicobacter Pylori Testing  Methods - Sensitivity and Specificity

Serology - 85% - 79% - Does not
Helicobacter Pylori Testing ... Specificity Serology ... Urea breath test ... first line test ... #Laboratory #Diagnosis
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
more time for the laboratory ... • Hepatitis B serology ... (to support a diagnosis ... Rheumatoid #Arthritis #laboratory ... #workup #diagnosis
Summary of Agents Potentially Contributing to False Positives on Urine Drug Screens (UDS)
Marijuana Metabolites
 • dronabinol,
*, hemp foods: tea ... • coca leaf teas ... naproxen and modern tests ... DrugScreening #UDS #Testing ... #Laboratory #diagnosis
Woltman’s sign on Physical Exam

53-year-old man presented with fatigue and sensitivity to cold. A physical examination
Physical Exam 53-year-old ... Woltman’s sign — and laboratory ... evaluation confirmed a diagnosis ... Delayed #Clinical #Video ... #Neurology #Endocrinology
Ocular Nystagmus in PSC BPPV after Dix Hallpike Maneuver

This is a case of right posterior semicircular
case of right posterior ... anti-clockwise nystagmus beating ... to left ear. ... Maneuver #clinical #video ... ophthalmology #neurology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
skin injury) • Neurologic ... pathognomonic laboratory ... tests in Behcet ... is a skin prick test ... Giant retinal tears
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
perineum, and posterior ... • Provocative Tests ... absent anal wink test ... around the anus Laboratory ... #causes #neurology