Ospe mbbs

This lecture was delivered through ZOOM few days before. I am uploading this as slide share

1. OSPE (Ophthalmology) Dr. Md Anisur Rahman Professor & Head Ophthalmology Dhaka Medical College, Dhaka.

2. Write down the name of the instrument in the above picture Nettleship Punctum dilator What is the function of the instrument? Dilatation of punctum What are the diagnostic and therapeutic uses of the instrument ? i) Diagnostic use - SPT ii) Therapeutic use – During DCR surgery Mention 2 complications during its use . i) Punctum/canaliculus injury ii) False passage formation OSPE: 1

3. Write down the name of the device shown in the picture Trial frame Mention its 2 uses . i) Measurement of visual acuity. ii) Refraction What are the types of lenses you can use with it ? Spherical – concave, convex ii) Cylindrical – concave, convex OSPE: 2

4. What is the name of the instrument ? Schiotz tonometer What can be measured with this instrument ? IOP What diseases can be diagnosed ? Glaucoma OSPE: 03

5. What is the name of the instrument ? Wire Vectis When it is used? To express the nucleus In which operation it is used ? Small Incision Cataract Surgery (SICS) What complication may arise during the process ? Posterior capsular rupture . ii) Corneal endothelium decompensation/injury OSPE: 4

6. What is the name of the instrument ? Two way aspiration and irrigation cannula (Simcoe) In which operation it is used ? Cataract surgery When it is used? To remove the cortical matter from the anterior chamber What complication may arise during the process ? Posterior capsular rupture. ii ) Corneal endothelium decompensation/injury OSPE: 5

7. What is the name of the instrument ? Phaco emulsification In which operation it is used ? Phacoemulsification with Posterior Chamber Intra ocular Lens Implantation What are the advantages of this operation over conventional ? Early rehabilitation. ii ) Less astigmatism OSPE: 6

8. What is the name of the instrument ? Chalazion clamp In which operation it is used ? During chalazion operation What is the name of the operation ? Incision and curettage (I & C) What are the functions of this instrument? Mention 3 Exposure of the operation field ii ) Homeostasis iii ) Fixation. (any 2) OSPE: 7

9. What is the name of the instrument ? Chalazion scoop In which operation it is used ? Chalazion operation What is the name of the surgery ? Incision & Curettage/ (I & C) What is the function of this instrument ? For scooping out the materials from the chalazion OSPE: 8

10. What are the name of these two instruments? Nettleship punctum dilator and Bowman lacrimal probe Mention one diagnostic and one therapeutic use Diagnostic: Sac patency test (SPT) & Therapeutic: Syringing OSPE: 9

11. What is the name of the instrument ? Barraquer needle holder. Mention 3 uses . It is used to hold the needle of 10/0 monofilament nylon during: corneal repair giving stitch during cataract surgery, trabeculectomy OSPE: 10

12. What is the name of the instrument ? Evisceration scoop Mention one use Scooping out the ocular content during evisceration Mention two indications of the surgery . Endophthalmitis ii ) Panophthalmitis. iii ) Phthisial eye (any 2) OSPE: 11

13. What is the name of the box? Snellen chart What is its use ? To measure the distance visual acuity Mention 2 prerequisite to use it Patient should stand/sit 6 meter away from the chart. Visual acuity should be measure by covering other eye OSPE: 12

14. What is the name of the instrument ? Phaco knife / Keratome When it is used ? During giving incision Does it come in different shape? Mention: 2 . Yes. 3.2 mm & 2.8 mm OSPE: 13

15. What is the name of the instrument ? DCR Trephine In which operation it is used ? In Dacryocystorhinostomy (DCR) operation What complications may arise during it’s use? Complications: (Any 2) Injury to lacrimal sac Injury nasal mucosa Injury to surrounding structure OSPE: 14

16. What is the name of the instrument ? DCR Punch forcep In which operation it is used ? In Dacryocystorhinostomy (DCR) operation What complications may arise during it’s use? Complications: (Any 2) Injury to lacrimal sac Injury nasal mucosa Injury to surrounding structure OSPE: 15

17. Difference between immature & mature cataract Immature cataract Considerable vision present Colour of the lens is grayish white Iris shadow present Fundal glow present Mature cataract Vision is reduced to CF Colour of the lens is pearly white Iris shadow absent Fundal glow absent Tuesday, July 21, 2020 [email protected] 18

18. How the visual acuity measure with Snellen’s chart 6/60 6/36 6/24 6/18 6/12 6/9 6/6 Tuesday, July 21, 2020 [email protected] 19