34 results
Bell's palsy
There are many different causes of Facial Nerve Palsy. However, the commonest
cause of unilateral facial
Bell's palsy There ... many different causes ... the commonest cause ... #Palsy #Neurology ... #Signs #Symptoms
Bell's Phenomenon on Physical Exam

Carles Bell realized that when trying to close the eye on the
Bell's Phenomenon ... Physical Exam Carles ... #Phenomenon #Sign ... #PhysicalExam #ophthalmology ... #neurology
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
edema caused by ... • Ganglion cells ... pathophysiology #ophthalmology ... #diagnosis #signs ... #symptoms
Sarcoidosis 
Non-caseating granulomas (Composed of T-helper & inflammatory cells) 
Clinical:
 • Disease fatal in 10% of
exertion • Neurologic ... : Bell's palsy, ... dysrhythmias • Ophthalmologic ... Sarcoidosis #Diagnosis #Symptoms ... #Signs #Pulmonary
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
vomiting, auditory symptoms ... Dysfunction - Imbalance, neurologic ... symptoms/signs, ... • Transient Ischemic ... Dizziness #Vertigo #Neurology
Retinoblastoma: Pathogenesis and clinical findings
 • Sporadic mutation -> One allele of RB1 tumor suppressor gene
mutated in all cells ... Retinoblastoma Signs ... pathophysiology #ophthalmology ... #diagnosis #signs ... #symptoms
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
fluffy white ischemic ... Elschnig's Spots • Ischemia ... pathophysiology #ophthalmology ... #diagnosis #signs ... #symptoms #complications
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
Anterior ischemic ... Is visual loss caused ... the optic nerve caused ... Doppler US : halo sign ... #Rheumatology #Ophthalmology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
workup for specific symptoms ... for secondary causes ... glucocorticoid treatment ... organ-specific signs ... or symptoms (eg
Extrapulmonary manifestations of COVID-19
 • Neurologic: Headaches, Dizziness, Encephalopathy, Guillain-Barré, Ageusia, Myalgia, Anosmia, Stroke
 • Renal:
of COVID-19 • Neurologic ... Anosmia, Stroke • Renal ... shock, Myocardial ischemia ... Extrapulmonary #Diagnosis #Signs ... #Symptoms #SARSCOV2