Download OPT 200D Midterm 1: Ophthalmology Terminology, Medications, and Procedures and more Exams Advanced Education in PDF only on Docsity!
OPT 200D Midterm 1 Random Facts 2025 Update!!
List the five R's. - ANSWER 1. Ring of sclera tunnel
- Region of peripapillary area
- RNFL4. Retinal/disc hemes
- Rim of neuroretinal tissue What are the cutoffs for a small and large ONH? ->2.2mm ANSWER Small <1.5mm and large
What are the conversion factors for different lenses? -60D 1.0x. ANSWER 90D 1.3x, 78D 1.1x,
What is the size of the central retinal vein? - ANSWER 125 microns (0.125mm). Where are most RNFL wedge defects located? - ANSWER Sup/temp or inf/temp. What are some causes of retinal/disc hemes? -DM, HTN. ANSWER PVD (most common), AION,
Glaucoma: more common in normal tension. What cupping asymmetry is considered abnormal? -0.25-0.30 is considered atypical. ANSWER Cupping asymmetry >
How many gtts are in 1mL? - ANSWER 20 gtts
What do the following abbreviations (sig, q, q.o.d., q.h.s., q.d., b.i.d., t.i.d., q.i.d., ung,p.o., gtt) stand for? - ANSWER sig (write on label), q (every), qod (every other day), qhs (every bed time), qd (every day), bid, (twice a day), tid (3 times a day), qid (4 times aday), ung (ointment), po (by mouth), gtt (drops).
What are the three major solutions of prostaglandin analogs? -0.005%, Bimatoprost 0.01%, Travoprost 0.004% ANSWER Latanoprost
What are some side effects of prostaglandin analogs? What are somecontraindications? - ANSWER Side effects: lash growth, orbital fat atrophy, darkening of blue/green irides, conjunctival hyperemia. Contraindications: ocular inflammation, macular edema, and herpetic corneal disease. What is the format for prescriptions? -concentration/form ANSWER Medicine/strength or
Quantity Sig: Dosage/freq/route of admin/duration Refills: Other instructions: What are CAIs best used for? What are the two major topicals? What is the typicalfrequency? - ANSWER Best adjunctive med to PGA for IOP lowering. Two major topicals are Brinzolamide 1% susp and Dorzolamide 2% sol. Prescriped tid formonotherapy and bid for adjunctive therapy.
What are some side effects and contraindications of CAIs? - ANSWER Side effects:
Antihistamine/MCS: Olopatadine 0.1% sol, Olopatadine 0.2% sol, Olopatadine 0.7% sol. What are steroids used for? What are some side effects and contraindications? -ANSWER Used to reduce inflammation. Side effects include IOP increase, PSC, and secondary infections. NEVER use during herpetic infections because it can seem like its improving but truly itgets worse (masquerading).
What are some different steroids? -taper. (Atomic bomb) ANSWER Difluprednate 0.05% sol one gtt qid then
Pred Forte (prednisolone acetate 1% susp) q1hr to q4fr (No generic) Lotemax (Loteprednol 0.5% susp) softer steroid with fewer side effects Dexamethasone 0.1% sol What are some drugs used for pain management? -(200mg to 800mg qid) and Ketorolac 0.4% sol (one gtt qid). ANSWER NSAID: Ibuprofen po
Atropine 1% sol (one gtt bid or tid). (combined with pred forte for uveitis management) What are some combination antibiotic/steroid drugs? -(Tobramycin 0.3% and Dexamethasone 0.1% susp ung) and Zylet (Tobramycin 0.3% and ANSWER Tobradex Loteprednol 0.5% susp).
