5-Minute Emergency Consult
Red Eye
Red Eye is a topic covered in the 5-Minute Emergency Consult.
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Basics
Description
Description
- May be caused by almost any eye disorder
- Often benign; but may represent systemic disease
- Caused by vascular engorgement of conjunctiva
- Main causes:
- Inflammatory
- Allergic
- Infection
- Trauma
- Conjunctivitis is the most common etiology
Etiology
Etiology
- Inflammatory:
- Uveitis:
- Anterior and posterior
- Iritis
- Perilimbic injection
- Episcleritis
- Common but generally benign
- Scleritis
- Uncommon, inflammation of the sclera
- Systemic inflammatory reactions
- Uveitis:
- Allergic:
- Due to histamine release and increased vascular permeability, resulting in:
- Swelling of conjunctiva (chemosis)
- Watery discharge
- Pruritus
- Usually bilateral
- Due to histamine release and increased vascular permeability, resulting in:
- Infectious:
- Keratitis
- Infectious conjunctivitis
- Orbital cellulitis:
- Generally spread from sinus, skin, or blood
- Dacryocystitis:
- As result of lacrimal duct blockage
- Canaliculitis
- Endophthalmitis:
- Intraocular infection, may be post op
- Traumatic:
- Corneal abrasion
- Subconjunctival hemorrhage (SCH)
- Foreign body
- Occult perforation
- Other:
- Pinguecula and pterygium, hemorrhage, blepharitis, dry eye (dysfunctional tear) syndrome, acute angle-closure glaucoma, ophthalmia neonatorum, conjunctival tumor
-- To view the remaining sections of this topic, please log in or purchase a subscription --
Basics
Description
Description
- May be caused by almost any eye disorder
- Often benign; but may represent systemic disease
- Caused by vascular engorgement of conjunctiva
- Main causes:
- Inflammatory
- Allergic
- Infection
- Trauma
- Conjunctivitis is the most common etiology
Etiology
Etiology
- Inflammatory:
- Uveitis:
- Anterior and posterior
- Iritis
- Perilimbic injection
- Episcleritis
- Common but generally benign
- Scleritis
- Uncommon, inflammation of the sclera
- Systemic inflammatory reactions
- Uveitis:
- Allergic:
- Due to histamine release and increased vascular permeability, resulting in:
- Swelling of conjunctiva (chemosis)
- Watery discharge
- Pruritus
- Usually bilateral
- Due to histamine release and increased vascular permeability, resulting in:
- Infectious:
- Keratitis
- Infectious conjunctivitis
- Orbital cellulitis:
- Generally spread from sinus, skin, or blood
- Dacryocystitis:
- As result of lacrimal duct blockage
- Canaliculitis
- Endophthalmitis:
- Intraocular infection, may be post op
- Traumatic:
- Corneal abrasion
- Subconjunctival hemorrhage (SCH)
- Foreign body
- Occult perforation
- Other:
- Pinguecula and pterygium, hemorrhage, blepharitis, dry eye (dysfunctional tear) syndrome, acute angle-closure glaucoma, ophthalmia neonatorum, conjunctival tumor
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Citation
Schaider, Jeffrey J., et al., editors. "Red Eye." 5-Minute Emergency Consult, 5th ed., Lippincott Williams & Wilkins, 2016. Emergency Central, emergency.unboundmedicine.com/emergency/view/5-Minute_Emergency_Consult/307317/all/Red_Eye.
Red Eye. In: Schaider JJJ, Barkin RMR, Hayden SRS, et al, eds. 5-Minute Emergency Consult. Lippincott Williams & Wilkins; 2016. https://emergency.unboundmedicine.com/emergency/view/5-Minute_Emergency_Consult/307317/all/Red_Eye. Accessed February 4, 2023.
Red Eye. (2016). In Schaider, J. J., Barkin, R. M., Hayden, S. R., Wolfe, R. E., Barkin, A. Z., Shayne, P., & Rosen, P. (Eds.), 5-Minute Emergency Consult (5th ed.). Lippincott Williams & Wilkins. https://emergency.unboundmedicine.com/emergency/view/5-Minute_Emergency_Consult/307317/all/Red_Eye
Red Eye [Internet]. In: Schaider JJJ, Barkin RMR, Hayden SRS, Wolfe RER, Barkin AZA, Shayne PP, Rosen PP, editors. 5-Minute Emergency Consult. Lippincott Williams & Wilkins; 2016. [cited 2023 February 04]. Available from: https://emergency.unboundmedicine.com/emergency/view/5-Minute_Emergency_Consult/307317/all/Red_Eye.
* Article titles in AMA citation format should be in sentence-case
TY - ELEC
T1 - Red Eye
ID - 307317
ED - Barkin,Adam Z,
ED - Shayne,Philip,
ED - Rosen,Peter,
ED - Schaider,Jeffrey J,
ED - Barkin,Roger M,
ED - Hayden,Stephen R,
ED - Wolfe,Richard E,
BT - 5-Minute Emergency Consult
UR - https://emergency.unboundmedicine.com/emergency/view/5-Minute_Emergency_Consult/307317/all/Red_Eye
PB - Lippincott Williams & Wilkins
ET - 5
DB - Emergency Central
DP - Unbound Medicine
ER -
