74 results
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
production -> Corneal ... conjunctiva and cornea ... dryness of the cornea ... #Xeropthalmia #pathophysiology ... #ophthalmology
Trachoma: Pathogenesis and clinical findings

 • Environmental Factors -> Bacterial infection is encouraged by poor hygiene
of the limbal cornea ... the peripheral cornea ... fibrosis => • Corneal ... Trachoma #Chlamydia #pathophysiology ... #ophthalmology
Congenital Nystagmus on Physical Exam
These abnormal eye movements were found in a patient with albinism. What
achromatopsia, & formal ophthalmology ... Cooper Neurology ... clinical #video #neurology ... #ophthalmology
Cardiac Cycle - Pathophysiology
 - Atrial Contraction
 - Isovolumetric Contraction
 - Rapid Ventricular Ejection
 - Slow
Cardiac Cycle - Pathophysiology ... Ventricular Ejection - Slow ... Ventricular Filling - Slow ... Cardiac #Cycle #Pathophysiology ... #cardiology
Swirling flow of aqueous humor
Aqueous humor flows from the posterior chamber of the eye to the
Swirling flow of ... Aqueous humor flows ... chamber, behind the cornea ... aqueous #humor #ophthalmology ... #pathophysiology
Severe Mitral Stenosis- The physical examination revealed a right parasternal heave, a loud S1, a midpeaking
upper sternal border ... Color-flow Doppler ... continuous-wave Doppler flow ... pattern depicts flow ... clinical #doppler #radiology
All About Horner's Syndrome

Horner's syndrome, known as 
"oculosympathetic paresis" by people 
who don't have friends, is
in 1855 by Ed Horner ... DGlaucomflecken #Horners ... Syndrome #Overview #Ophthalmology ... #Diagnosis #Neurology
Keratoconus: Pathogenesis and Clinical Findings
Genetics
 • Family history of keratoconus
 • Ehlers-Danlos syndrome
 • Down, Turner,
syndrome • Down, Turner ... Bilateral, asymmetric corneal ... Rizutti's Sign • Corneal ... #Keratoconus #pathophysiology ... #ophthalmology
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
Proptosis -> Exposes cornea ... -> Corneal drying ... Orbital #Cellulitis #pathophysiology ... #ophthalmology
Aqueous Humor Production and Drainage
 • Provides nutrition, removes wastes, and transports neurotransmitters to the avascular
avascular lens and cornea ... Pathway (~60-80 % of flow ... ciliary body -> Flows ... #Pathophysiology ... #ophthalmology