3290 results
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
worsen with head position ... • Short-lived, positional ... Positive Hallpike test ... or supine roll test ... Vertigo #Algorithm #differential
Medications that Can Cause False Positives on Drug Tests

Urine drug screens (UDSs) are simple to use,
Can Cause False Positives ... on Drug Tests ... on drug tests? ... positive #drug #tests ... #differential #
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Hypertension - Differential ... Renal ultrasound, Tests ... sodium loading test ... conditions (supine position ... #Hypertension #Differential
RPR - False Positives
Causes of a false positive RPR that are not syphilis. (False-negative treponemal tests
RPR - False Positives ... False-negative treponemal tests ... #RPR #False #Positives ... #differential #
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
consciousness Differential ... Test downward eye ... Test if patient ... previous gaze position ... previous gaze position
1,3-Beta-D-Glucan and Galactomannan Testing Sensitivity Specificity and False Positives
1,3-Beta-D-Glucan
 • Cell wall component of many fungi
Specificity and False Positives ... samples • False positives ... the use of this test ... in BAL does not differentiate ... mold-active AF • False positives
Classic Findings During Hallpike Test in Posterior Canal Benign Paroxysmal Positional Vertigo (BPPV)
 • Latency (delay
During Hallpike Test ... Benign Paroxysmal Positional ... in head-hanging position ... in head-hanging position ... in head-hanging position
Tuberculin Skin Test (Positive Mantoux Test) Result, Reading and Interpretation

#Diagnosis #Tuberculosis #LatentTB #Tuberculin #SkinTest #TST #Interpretation
Tuberculin Skin Test ... Positive Mantoux Test ... Tuberculin #SkinTest #TST ... GrepMed Recommended Text
Differentiating Benign Paroxysmal Positional Vertigo (BPPV) From Vestibular Neuritis-Labyrinthitis
BENIGN PAROXYSMAL POSITIONAL VERTIGO
 • Age: More common
Benign Paroxysmal Positional ... BENIGN PAROXYSMAL POSITIONAL ... ) • Hallpike test ... • Head impulse test ... in head-hanging position
Chronic Shoulder Pain - Differential Diagnosis Algorithm
4 tests for the AC joint:
1. Direct palpation
2. Cross-arm shoulder
Shoulder Pain - Differential ... Diagnosis Algorithm 4 tests ... after cross-arm test ... Shoulder #Pain #Differential