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External eyes disease part 2 :eyeglasses: (Corneal problems :yellow_heart:…
External eyes disease part 2 :eyeglasses:
Infectious Conjunctivitis
:yellow_heart:
Acute
(< 4 wks)
Causes
Virus (M/C!)
eg. adeno virus, herpes
mucous D/C หน่อยๆ
Bacterial
(G+ staph, strep; G- gonococcal)
Purulent D/C & ตาแฉะ
Rx
Antihistamine ED
Tear ED
ATB ED
if too many D/C ➭ ATB +- steroid ED
Chronic
(> 4 wks)
Consult จักษุแพทย์
Infection
Chlamydial trachomatis
Allergic
Contract lens related
Chronic irritation
Allergic eyes
:yellow_heart:
Severity
Mild
Severe
(seen
Cobblestone
)
Corneal problems
:yellow_heart:
Superficial keratitis
fr irritate + dry eye
Keratoconjunctivitis
:star:
Herpes keratitis
➭
Dendritic-like
(ย้อมสีก็เห็นอยู่)
Ulcer
fr Trauma, or Direct contact
fr Contact lens related superfiical keratitis
Eyelids problems
:yellow_heart:
Hordeolum
after inflammation has left ➭
Chalazion
Rx
Topical ATB eye drop (ED) qid
Chloramphenicol (bacteriostatic)
Neomycin + Polymyxin B + Gramicidin
Oral ATB 5-7 days
Amoxicillin or Cloxacillin
NSAID 3-5 days
I/C: 1-2 wks after :arrow_down: inflammation
Lens problems
:yellow_heart:
Cataract
Rx
Standard
: remove crystoid lens with artificial lens
Phacoemulcification
(Ultrasound emulsification lens tissue)
Extracapsular cataract extraction (ECCE)
(remove whole lens) c Intraocular lens (IOL) implantation
Occupational related
:yellow_heart:
Causes: overuse, abn tear (fr dry eye)
Findings
Pinguecula
- อยู่ข้างนอก
Pterygium
- ส่วนที่เข้าไป
Treatment
Advice behavioral changes & protection eg. avoidance, wear glasses
Drugs
Antihistamine
Artificial tear ED
Mild steroid ED
ED for irritation symptoms
Surgery when
ใกล้ pupil มาก ทำให้ความโค้งกระบอกตาหายไป
Advice ว่าไม่หายขาด แค่ป้องกันไม่ให้เป็นเพิ่ม
Abnormal tear syndrome
:yellow_heart:
External
Internal
Eye drops
:watermelon:
Basic eye drop
Artificial tear eye drop