21 results
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
ocular muscles ... nerves -> Afferent ... pathophysiology #ophthalmology ... #diagnosis #signs ... #symptoms
Keratoconus: Pathogenesis and Clinical Findings
Genetics
 • Family history of keratoconus
 • Ehlers-Danlos syndrome
 • Down, Turner,
cone-shaped protrusion ... > Keratoconus Signs ... / Symptoms / Complications ... Ring • Munson's sign ... • Rizutti's Sign
Orbital Apex Syndrome secondary to Herpes Zoster Ophthalmicus (HZO)

This 81 yo male was referred to our
Orbital Apex Syndrome ... acetate to help with ocular ... Orbital Apex Syndrome ... HZO #clinical #video ... #ophthalmology
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
junction, cranial nerve ... eyelid: • Third nerve ... palsy • Horner ... retraction of one ... Differential #Diagnosis #ophthalmology
Hoffman's sign. Even in this specific case, accompanied by a clonus outline (rhythmic contractions). The median
Hoffman's sign. ... The median nerve ... patient to relax the hand ... #Hoffmanns #Sign ... Abnormal #clinical #video
Multiple Sclerosis - Summary

Multiple Sclerosis (MS) is an autoimmune-mediated neurodegenerative disease of the central nervous system
Examination: • UMN signs ... Clonus, Babinski’s sign ... • Lhermitte’s sign ... pupillary defect SIGNS ... Signs and symptoms
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
posterior chambers, nerves ... ophthalmicus • Orbital ... Questions to Ask ... Unilateral or bilateral symptoms ... differential #diagnosis #ophthalmology
Wartenberg's Sign on Physical Exam

Wartenberg's sign consists of involuntary abduction of the little finger, caused by
Wartenberg's Sign ... Wartenberg's sign ... Often a sign of ... #Wartenbergs #Sign ... #hand #mask #ulnar
Ocular Myasthenia Gravis on Physical Exam

A 41yo female was referred by her neurologist for double vision.
Gravis on Physical ... such as cogan sign ... PhysicalExam #clinical #video ... #ophthalmology ... #neurology
Acute Closed Angle Glaucoma: Pathogenesis and Clinical Findings
OPHTHALMIC EMERGENCY: Early detection is essential, but most patients
-> crowding of ocular ... leads to optic nerve ... damage & blindness Signs ... obstruction • Corneal ... pathophysiology #ophthalmology