32 results
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
production -> Corneal ... conjunctiva and cornea ... #Xeropthalmia #pathophysiology ... #ophthalmology ... #diagnosis #signs
Macular Corneal Dystrophy on Slit Lamp Ocular Examination

37 year old male.  Bilateral subepithelial corneal opacities
Macular Corneal ... subepithelial corneal ... at the stromal level ... #Ocular #PhysicalExam ... clinical #video #ophthalmology
Macular Corneal Dystrophy on Slit Lamp Ocular Examination

37 year old male.  Bilateral subepithelial corneal opacities
Macular Corneal ... subepithelial corneal ... at the stromal level ... #Ocular #PhysicalExam ... clinical #video #ophthalmology
Macular Corneal Dystrophy on Slit Lamp Ocular Examination

37 year old male.  Bilateral subepithelial corneal opacities
Macular Corneal ... subepithelial corneal ... at the stromal level ... #Ocular #PhysicalExam ... clinical #video #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 ... #diagnosis #signs
The Febrile Child - some diagnostic clues to evaluating the febrile child.

#Febrile #Fever #Evaluation #Assessment #Signs
some diagnostic clues ... #Febrile #Fever ... Evaluation #Assessment #Signs ... #Symptoms #PhysicalExam
Keratoconus: Pathogenesis and Clinical Findings
Genetics
 • Family history of keratoconus
 • Ehlers-Danlos syndrome
 • Down, Turner,
Bilateral, asymmetric corneal ... • Rizutti's Sign ... • Corneal Opacities ... #Keratoconus #pathophysiology ... #ophthalmology
Anaplasma Infection - Anaplasma phagocytophilum
Pathophysiology: 
 • Obligate, intracellular bacteria
 • Transmitted via blacklegged tick —
phagocytophilum Pathophysiology ... within morulae Signs ... after bite • Fever ... is rare (< 10% cases ... ), cough (30% cases
Blurry Vision - Differential Diagnosis Framework

Anatomical Approach to Eye Disease:
1. Lids/Lashes
2. Extraocular Muscles/Motility
3. Conjunctiva/Sclera
4. Cornea
5. Anterior
Cornea 5. ... Concussion Other Causes ... • Glaucoma • Leber ... differential #diagnosis #ophthalmology ... #causes
The Chvostek sign (/ˈkvɒstɪk/) is a clinical sign of existing nerve hyperexcitability (tetany) seen in hypocalcemia.It
The Chvostek sign ... is a clinical sign ... hyperventilation, which causes ... normal calcium level ... #Hypocalcemia #PhysicalExam