20 results
Primary Downbeat Nystagmus on Ocular Examination

Primary downbeat nystagmus, most evident on looking down and out .
Primary Downbeat ... Nystagmus on Ocular ... nystagmus, most ... #Nystagmus #Ocular ... #physicalexam #neurology
Characteristic eye movements found in Downbeat Nystagmus

Downbeat nystagmus (downward fast phase) is the most common of
movements found in Downbeat ... Nystagmus Downbeat ... The differential ... Ophthalmology #Neurology ... Clinical #Video #Ocular
Parinaud's Syndrome
What?
 - Impaired upgaze
 - Light-near dissociation
 - Convergence retraction nystagmus
 - Eyelid retraction (Collier's
Parinaud's Syndrome ... Convergence retraction nystagmus ... - Eyelid retraction ... gabifpucci #Parinauds #Syndrome ... diagnosis #pineal #neurology
Parinaud's syndrome
What?
 • Light-near dissociation (tectal pupils)
 • Convergence retraction nystagmus
 • Eyelid retraction (Collier's sign)
Parinaud's syndrome ... Convergence retraction nystagmus ... • Eyelid retraction ... neudrawlogy #Parinauds #syndrome ... #neurology #diagnosis
Etiologies of Peripheral Neuropathy
 • Metabolic / Nutritional: DiabetesB12 deficiency, Uremia/ESRD, Hypothyroidism
 • Medication-induced: ART, Antibiotics,
Paraprotein-associated (POEMS syndrome ... , myeloma, secondary ... amyloid), Paraneoplastic ... Peripheral #Neuropathy #differential ... diagnosis #causes #neurology
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
Ptosis - Differential ... Neurogenic Ptosis - Neurologic ... lens wearing • Ocular ... #Ptosis #neurology ... #Differential #
Downbeat Nystagmus on Physical Exam

65 year old female with new walking difficulty and dizziness. Why downbeat
Downbeat Nystagmus ... Why downbeat nystagmus ... #Nystagmus #PhysicalExam ... clinical #video #ocular ... ophthalmology #neurology
Workup of Hypercalcemia - Differential Diagnosis Algorithm
High or Normal PTH:
 • Hyperparathyroidism: Parathyroid adenoma, Parathyroid hyperplasia,
Hypercalcemia - Differential ... VitD: Multiple Myeloma ... disease, Milk Alkali Syndrome ... disease, Viral Syndromes ... Algorithm #Workup #nephrology
Vertical Nystagmus on Slit Lamp Ocular Examination

Often an indicator of a central lesion. This patient was
Vertical Nystagmus ... on Slit Lamp Ocular ... #Vertical #Nystagmus ... ophthalmology #neurology ... #SlitLamp
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
One-and-a-half Syndrome ... ophthalmology #neurology ... #differential # ... diagnosis #ocular