22 results
The HINTS Exam - Differentiating Central vs Peripheral Vertigo

Head Impulse Test
Nystagmus
Test of Skew

Animation by Dr. Y.
The HINTS Exam - ... Differentiating Central vs ... Impulse Test Nystagmus ... JayLin3455 #HINTS
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
central cause of AVS ... with nystagmus. ... #Diagnosis #PhysicalExam ... #Neurology #AVS ... #Testing #HIT #HINTS
Seesaw Nystagmus 

Sawtooth or seesaw nystagmus is an unusual but characteristic type of nystagmus. Typically there
Seesaw Nystagmus ... Nystagmus can be ... pendulum or jerk ... The pendular shape ... varied causes, such as
TiTrATE schema to approach to Dizziness
 • Time Course: Continuous or Episodic
 • Triggers: Present or
Targeted Exam: HINTS ... , Dix-Hallpike, ... #differential #diagnosis
Dizziness and lightheadedness are common complaints that you'll encounter as a medical professional. The goal of
you'll encounter as ... non-neurological causes like ACS ... lightheadedness #stroke #HiNTS ... #nystagmus #saccade
HINTS Exam - Distinguishing Central from Peripheral Vertigo
 • Head Impulse: Head thrust 10° with eyes
HINTS Exam - Distinguishing ... examiners nose • Nystagmus ... TylerLarsenMD #HINTS ... Peripheral #Vertigo #diagnosis
Dix-Hallpike Maneuver for BPPV

Procedure:
1. Make the patient sit on examination table, such that the shoulders would
Dix-Hallpike Maneuver ... patient’s head as ... occurs as follows ... affected ear #Dix #Hallpike ... #Instructions #Diagnosis
Differentiating Benign Paroxysmal Positional Vertigo (BPPV) From Vestibular Neuritis-Labyrinthitis
BENIGN PAROXYSMAL POSITIONAL VERTIGO
 • Age: More common
the head) • Hallpike ... and torsional nystagmus ... : Constant • Hallpike ... to administer Hallpike ... Labyrinthitis #diagnosis
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... minutes to days • Nystagmus ... vascular causes • Nystagmus ... Positive Hallpike ... #differential #diagnosis
Seesaw nystagmus 
-> eye move in an opposed vertical fashion (one goes up while the other
Seesaw nystagmus ... can be either pendular ... Seesaw nystagmus ... one eye moves up as ... Center #Seesaw #nystagmus