16 results
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
Pathogenesis and Ocular ... production -> Corneal ... conjunctiva and cornea ... #Xeropthalmia #pathophysiology ... ophthalmology #diagnosis
Physical exam findings of various ocular palsies; image courtesy of the BMJ

R 3rd nerve palsy
R 4th
findings of various ocular ... nerve palsy #Ocular ... CNIII #CNIV #CNVI #Neurology ... #Diagnosis #Chart ... #Comparison
Congenital Nystagmus on Physical Exam
These abnormal eye movements were found in a patient with albinism. What
Diagnosis: Congenital ... Cooper Neurology ... #PhysicalExam #ocular ... clinical #video #neurology
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
- Impinges on ocular ... Impaired extra-ocular ... -> Corneal drying ... Orbital #Cellulitis #pathophysiology ... ophthalmology #diagnosis
Horner's Syndrome
 • Anhidrosis: Diminished sweating of ipsilateral face and neck
 • Miosis: Loss of sympathetic
Ptosis is mild in comparison ... @neudrawlogy #Horners ... #Syndrome #diagnosis ... #neurology
Cerebral Salt Wasting vs SIADH - Pathophysiology 
1) Neurological event
2) Sodium loss from tubules
3) Naturiesis →
Wasting vs SIADH - Pathophysiology ... SaltWasting #SIADH #Pathophysiology ... #diagnosis #nephrology ... #hyponatremia #comparison
HINTS Exam - Distinguishing Central from Peripheral Vertigo
 • Head Impulse: Head thrust 10° with eyes
straight ahead, cover ... Peripheral #Vertigo #diagnosis ... #neurology #bppv ... #comparison #table
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
- Differential Diagnosis ... three clinical diagnoses ... Neurogenic Ptosis - Neurologic ... nerve palsy • Horner ... Syndrome #Ptosis #neurology
Generalized Seizures and Pseudoseizures
Generalized seizures "are conceptualized as originating as some point within, and rapidly engaging,
include the entire cortex ... Classification #Diagnosis ... #Neurology #Signs ... #Symptoms #Comparison
Alexia Without Agraphia
Alexia without agraphia is a disconnection syndrome where patients cannot read but can write.
Pathophysiology: ... non-dominant visual cortex ... Agraphia #clinical #neurology ... #diagnosis #pathophysiology