16 results
Helicobacter Pylori Testing  Methods - Sensitivity and Specificity

Serology - 85% - 79% - Does not
Helicobacter Pylori Testing ... Urea breath test ... first line test ... #Laboratory #Diagnosis ... #Accuracy
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
patients with anemia, diagnose ... • Additional laboratory ... Non-invasive testing ... supplementation • Patient ... Evaluation #workup #diagnosis
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
Froment’s Test for Ulnar Nerve Palsy

This tests for pinch grip weakness caused by ulnar nerve palsy,
Froment’s Test for ... grip weakness caused ... ulnar nerve palsy, testing ... Palsy #clinical #video ... #neurology #physicalexam
Causes of Inaccurate Fecal Occult Blood Test Results 

False Positive gFOBT:
Ingestion of nonhuman heme (eg, meat
Causes of Inaccurate ... Fecal Occult Blood Test ... #OccultBlood #Testing ... FalseNegative #Diagnosis ... #Differential #Accuracy
One and a Half Syndrome on Physical Exam

This 28 year old patient presented to clinic with
EOM testing displayed ... the follow up video ... The most common causes ... the hospital, diagnosed ... ophthalmology #neurology
The Stages of Syphilis 

Primary Syphilis 
- The chancre lesion is the hallmark of primary syphilis.
soles in 50% of cases ... with positive testing ... within the last year ... have positive serology ... #Tertiary #Diagnosis
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
probability of getting ... error Validity (“accuracy ... alters recall Late-look ... but not on the causal ... #calculations #diagnosis
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Hyperreflexia develops later ... bouts of HTN Diagnostic ... negative, MOG-IgG test ... • Infectious causes ... #management #neurology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... Test if patient ... If ok with ICU team ... Casey Albin MD @ ... #PhysicalExam #neurology