14 results
Bell's Phenomenon (Palpebral-Oculogyric Reflex) on Physical Exam

Upward movement of the eyeball when the eyelids are forcefully
Palpebral-Oculogyric Reflex ... eyeball when the eyelids ... palsy. ... clinical #video #neurology ... #palsy
Bell's palsy
There are many different causes of Facial Nerve Palsy. However, the commonest
cause of unilateral facial
Bell's palsy There ... Loss of Corneal Reflex ... - Ptosis #Bells ... #Palsy #Neurology ... #Signs #Symptoms
Sarcoidosis 
Non-caseating granulomas (Composed of T-helper & inflammatory cells) 
Clinical:
 • Disease fatal in 10% of
& inflammatory cells ... exertion • Neurologic ... : Bell's palsy, ... dysrhythmias • Ophthalmologic ... Sarcoidosis #Diagnosis #Symptoms
Bell's Phenomenon

Sign of peripheral facial paralysis manifested by eye movement up and out of the eyeball,
Bell's Phenomenon ... tries to close the eyelid ... #Bells #Phenomenon ... #physicalexam #neurology ... #CN7 #CNVII #palsy
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
Drooping of the upper eyelid ... that elevate the eyelid ... muscle of the upper eyelid ... trauma to the eyelid ... Cicatrization • Eyelid
Periorbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Dacryoadenitis: infection of the lacrimal glands
b. Conjunctivitis: inflammation of the
upper or lower eyelid ... inflammation of the eyelid ... - pupillary reflex ... #ophthalmology ... diagnosis #signs #symptoms
Retinoblastoma: Pathogenesis and clinical findings
 • Sporadic mutation -> One allele of RB1 tumor suppressor gene
mutated in all cells ... partial retinal red reflex ... Retinoblastoma #pathophysiology ... #ophthalmology ... diagnosis #signs #symptoms
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
Conjunctival chemosis -> Eyelid ... Orbital #Cellulitis #pathophysiology ... #ophthalmology ... diagnosis #signs #symptoms
HIV-Associated Neurocognitive Disorder (HAND)

Definition:
HIV-Associated Neurocognitive disorders categories:
• Asymptomatic neurocognitive impairment
• Mild neurocognitive impairment
• HIV dementia

Pathophysiology:
HIV frequently
HIV dementia Pathophysiology ... CNS ○ Infected cells ... activation -> diffuse myelin ... • Depressive symptoms ... dementia #AIDS #Neurology
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
directed towards the myelin ... depressed deep tendon reflexes ... than one after symptom ... the underlying pathophysiology ... diagnosis #management #neurology