148 results
Important Biostatistics and Epidemiology Equations

Sensitivity = TP / (TP + FN) = true positives / disease
TP + FN) = true positives ... disease absent Positive ... / all positives ... #calculations #diagnosis ... #specificity #PPV
Differentiating Benign Paroxysmal Positional Vertigo (BPPV) From Vestibular Neuritis-Labyrinthitis
BENIGN PAROXYSMAL POSITIONAL VERTIGO
 • Age: More common
Positional Vertigo (BPPV ... Hallpike test: Positive ... consistent with BPPV ... ) #Vertigo #BPPV ... Labyrinthitis #diagnosis
Sulcus Sign on Shoulder Exam

Positive sulcus sign in a shoulder with multidirectional instability.

Downward force applied at
Sulcus Sign on Shoulder ... Exam Positive ... sulcus sign in a shoulder ... #Sulcus #Sign #Shoulder ... PhysicalExam #clinical #video
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
than a minute for BPPV ... labyrinthitis • Head Position ... nose) • Head Position ... worsen with head position ... Central #Vertigo #diagnosis
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... auditory findings BPPV ... Positive Hallpike ... Positive head impulse ... #differential #diagnosis
Crank Test for Labral Tear of the Shoulder

To perform the Crank Test, fully abduct the shoulder
Labral Tear of the Shoulder ... fully abduct the shoulder ... is considered a positive ... Video via @open_michigan ... PhysicalExam #clinical #video
Epley Maneuver for Treatment of BPPV
1) The patient begins in an upright sitting posture, and the
for Treatment of BPPV ... into a supine position ... rolls onto his/her shoulder ... Epley #Maneuver #BPPV ... instructions #clinical #video
Positive Seidel test on fluorescein stain exam

Globe rupture can be identified by a positive Seidel test
Positive Seidel ... identified by a positive ... in making the diagnosis ... Globe rupture should ... #PhysicalExam #Video
Illustrations showing elements of a shoulder assessment. Also included on a shoulder assessment would be determination
elements of a shoulder ... included on a shoulder ... is a positive test ... #Diagnosis #PhysicalExam ... #RotatorCuff #Shoulder
Drop Arm Test - Supraspinatus Tear

The drop arm test evaluates for a supraspinatus muscle tear.
Passively adduct
Passively adduct the shoulder ... The test is positive ... Supraspinatus #Tear #Shoulder ... PhysicalExam #clinical #video