7 results
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
auditory findings BPPV ... • Short-lived ... Positive Hallpike test ... or supine roll test ... #Algorithm #differential
Semont Liberatory Maneuver for Treatment of BPPV
1) The patient is seated upright on the side of
Semont Liberatory ... for Treatment of BPPV ... any nystagmus or vertigo ... #Semont #Liberatory ... #Maneuver #BPPV
Semont Liberatory Maneuver for Treatment of BPPV
1) The patient is seated upright on the side of
Semont Liberatory ... for Treatment of BPPV ... any nystagmus or vertigo ... #Semont #Liberatory ... #Maneuver #BPPV
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Allopecia - Differential ... texture at bald spots ... fungi Initial Laboratory ... Tests: • TSH ... • RPR • Laboratory
Causes of Inaccurate Fecal Occult Blood Test Results 

False Positive gFOBT:
Ingestion of nonhuman heme (eg, meat
Fecal Occult Blood Test ... OccultBlood #Testing #Laboratory ... FalseNegative #Diagnosis #Differential ... #Accuracy #Inaccurate
RPR - False Positives
Causes of a false positive RPR that are not syphilis. (False-negative treponemal tests
False-negative treponemal tests ... are rare; case reports ... False #Positives #differential ... diagnosis #syphilis #laboratory
1,3-Beta-D-Glucan and Galactomannan Testing Sensitivity Specificity and False Positives
1,3-Beta-D-Glucan
 • Cell wall component of many fungi
dx of IA PPV ... the use of this test ... in BAL does not differentiate ... FalsePositives #Laboratory