34 results
Keratoconus: Pathogenesis and Clinical Findings
Genetics
 • Family history of keratoconus
 • Ehlers-Danlos syndrome
 • Down, Turner,
Ehlers-Danlos syndrome ... , Marfan syndromes ... • Rizutti's Sign ... #Keratoconus #pathophysiology ... #ophthalmology
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
All About Horner's Syndrome

Horner's syndrome, known as 
"oculosympathetic paresis" by people 
who don't have friends, is
Horner's syndrome ... in 1855 by Ed Horner ... DGlaucomflecken #Horners ... #Ophthalmology ... #Diagnosis #Neurology
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
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
- Differential Diagnosis ... papilledema • Horner ... syndrome, history ... • Meningeal signs ... #Algorithm #neurology
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Anterior Cord Syndrome ... • Central Cord Syndrome ... #diagnosis #pathophysiology ... #signs #symptoms ... #orthopedics #neurology
Horner's Syndrome on Physical Exam

A 75yoF was referred in for facial swelling and eyelid changes 1
Horner's Syndrome ... consistent with a diagnosis ... anterior_seg_rocks #Horners ... #video #ophthalmology ... #physicalexam #neurology
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Guillain-Barre Pathophysiology ... cardiomyopathy, Horner ... Guillain-Barre Diagnosis ... #diagnosis #management ... #treatment #neurology
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
- Differential Diagnosis ... Neurogenic Ptosis - Neurologic ... nerve palsy • Horner ... #Ptosis #neurology ... #ophthalmology
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Leukostasis: • Pathophysiology ... WBC >100k, + lab signs ... : • Pathophysiology ... #TLS #diagnosis ... #management #hematology