Anterior Segment (F) Flashcards
What are the possible causes of preseptal cellulitis in children?
o Spread of infection o Hordeolum o Conjunctivitis o Ethmoid sinus infection o Trauma, laceration to skin o Insect bite
What is the pediatric dosing for augmentin in children?
- under 12 wks old: 30 mg/kg/day q12h with 125mg/5mL suspension
- over or equal to 12 wks old: 25 to 45 mg/kg/day q12h with 200/5 or 400/5 mg/mL suspension
- 40kg use adult dose: 875mg PO BID x 10 days
What are the signs of preseptal cellulitis in children?
o Unilateral o Erythema o Edema o Tender/painful o WARM to the touch o Ptosis
What are the solutions involved in treatment of bacterial conjunctivitis?
- polytrim
- Gentamycin (>1 mo)
- Tobramycin (> 2 mo)
- Moxeza (> 4 mo)
- Azasite (>1 yr)
- Ciloxan, Ocuflox, Quixin, Zymaxid, Vigamox, Besivance (> 1 yr)
What is the type of Juvenile Idiopathic Arthritis with 5 or more joints involved called? 1. What is the percentage of JIA cases? 2. What is the likelihood of uveitis? 3
- polyarticular
- 40%
- 5%
Why is screening for JIA involvement so important related to uveitis?
- 75% of children with severe uveitis experience vision loss (from complications) (Band keratopathy, cataract and secondary glaucoma)
- 12% will develop permanent and profound vision loss
- This is preventable through early diagnosis and treatment!!
What is the cause of phlyctenulosis? 1. What are the signs and symptoms? 2
- delayed hypersensitivity rxn to bacterial, fungal, or parasitic antigens or TB
- red, watery, painful, photophobic eye, Raised white/yellow nodule, Pannus
What are the corneal signs of Reis-Bucklers’ Dystrophy?
o Fine, reticular formation at Bowman’s o Most dense centrally o Irregular epithelium o Loss of corneal sensation o Corneal erosions (RCE)
What is the management of dacryocystitis?
- Oral antibiotics, same as with preseptal cellulitis (Augmentin)
- If causing concurrent conjunctivitis: Polytrim
What are benign tumors of endothelium and anastomosing, blood-filled channels? 1. What is the epidemiology? 2. When do they reach maximum size? 3
- hemangioma
- females, caucasians
- 12 to 18 months
What is the type of hemangioma that is red and superficial? 1. Type that is purple and deeper? 2
- capillary
2. cavernous
What are the ointments involved in treatment of bacterial conjunctivitis?
- Erythromycin (birth)
- Gentamycin (> 1 mo)
- Tobramycin (> 2 mo)
- Ciloxan (>1 yr)
What is the treatment for preseptal cellulitis in children?
- augmentin
- cefuroxime
- azithromycin if PCN allergy
What are the signs and symptoms of bacterial conjunctivitis in children?
- Redness
- Crusting of eyelids
- Goopy discharge
- Swollen eyelids*
- Begins unilateral and turns bilateral in 24-48 hours
- Conj injection
- Mucopurulent or purulent discharge
- Papillary reaction
What are the signs and symptoms of congenital glaucoma?
o Epiphora o Photophobia o Blepharospasm o Irritability o Buphthalmos (K diam > 12) o Corneal edema o Haab’s striae o Elevated IOP (>25-30mmHg) o Glaucomatous ON atrophy o Increased axial length o Myopia (often aniso) o Reduced acuity