Question 1

Distichiasis is:

Accepted Answer

Distichiasis is a condition where there is an accessory or extra row of eyelashes growing from the meibomian glands, which can cause irritation to the eye.

Question 2

Band shaped keratopathy is commonly caused by deposition of:

Accepted Answer

Band shaped keratopathy is commonly caused by the deposition of calcium salts in the superficial cornea.

Question 3

Irrespective of the etiology of a corneal ulcer, the drug always indicated is:

Accepted Answer

B

Question 4

Dense scar of cornea with incarceration of iris is known as:

Accepted Answer

Adherent Leucoma is the correct term for a dense scar of the cornea with incarceration of the iris, indicating a condition where the iris adheres to the cornea due to previous inflammation or injury.

Question 5

Corneal sensations are diminished in:

Accepted Answer

Herpes simplex keratitis can lead to decreased corneal sensation due to damage to the corneal nerves.

Question 6

The color of fluorescein staining in corneal ulcer is:

Accepted Answer

Fluorescein staining in corneal ulcer appears green. This is because fluorescein is a fluorescent dye that, when applied to the eye and viewed with a blue light, highlights areas of corneal damage or ulceration by fluorescing bright green.

Question 7

Phlycten is due to:

Accepted Answer

Phlycten is due to endogenous allergy, often as a response to a bacterial protein, such as from tuberculosis or staphylococcal infections.

Question 8

A recurrent bilateral conjunctivitis occurring with the onset of hot weather in young boys with symptoms of burning, itching, and lacrimation with large flat topped cobble stone papillae raised areas in the palpebral conjunctiva is:

Accepted Answer

Vernal keratoconjunctivitis is characterized by recurrent bilateral conjunctivitis that typically occurs with the onset of warm weather, primarily affecting young boys. It presents with symptoms such as burning, itching, lacrimation, and the presence of large, flat-topped cobblestone papillae on the palpebral conjunctiva.

Question 9

Which of the following organism can penetrate intact corneal epithelium?

Accepted Answer

Corynebacterium diphtheriae can penetrate intact corneal epithelium due to its ability to produce exotoxins that facilitate tissue invasion.

Question 10

A 12 years old boy receiving long term treatment for spring catarrh, developed defective vision in both eyes. The likely cause is:

Accepted Answer

Posterior subcapsular cataract is a common complication of long-term steroid treatment, which is often used in the management of allergic conditions such as spring catarrh.

Question 11

A young child suffering from fever and sore throat began to complain of lacrimation. On examination, follicles were found in the lower palpebral conjunctiva with tender preauricular lymph nodes. The most probable diagnosis is:

Accepted Answer

The symptoms described, including fever, sore throat, lacrimation, follicles in the lower palpebral conjunctiva, and tender preauricular lymph nodes, are characteristic of adenoviral conjunctivitis. This condition often presents with systemic symptoms like fever and sore throat, and the presence of preauricular lymphadenopathy is a distinguishing feature.

Question 12

Patching of the eye is contraindicated in:

Accepted Answer

The answer of Patching of the eye is contraindicated in:
...

Question 13

Ten years old boy complains of itching. On examination, there are mucoid nodules with smooth rounded surface on the limbus, and mucous white ropy mucopurulent conjunctival discharge. He most probably suffers from:

Accepted Answer

Bulbar spring catarrh, also known as vernal keratoconjunctivitis, is characterized by mucoid nodules and a mucous, ropy discharge, fitting the description given.

Question 14

In viral epidemic kerato-conjunctlvitis characteristically there is usually:

Accepted Answer

Viral epidemic keratoconjunctivitis is characterized by excessive watery lacrimation, reflecting the body's response to the viral infection.

Question 15

Corneal Herbert's rosettes are found in:

Accepted Answer

Corneal Herbert's rosettes are characteristic of active trachoma, which is a chronic infectious disease caused by Chlamydia trachomatis.

Question 16

A patient complains of maceration of skin of the lids and conjunctiva redness at the inner and outer canthi. Conjunctival swab is expected to show:

Accepted Answer

Morax-Axenfeld diplobacilli, also known as Moraxella lacunata, is associated with angular conjunctivitis, which presents with symptoms such as maceration of the skin of the lids and conjunctival redness at the inner and outer canthi.

Question 17

Tranta's spots are noticed in cases of:

Accepted Answer

Tranta's spots are characteristic of vernal keratoconjunctivitis, also known as bulbar spring catarrh.

Question 18

A painful, tender, non itchy localized redness of the conjunctiva can be due to:

Accepted Answer

The answer of A painful, tender, non itchy localized redness...

Question 19

In trachoma the patient is infectious when there is:

Accepted Answer

Follicles and papillae in the palpebral conjunctiva are indicative of the active, inflammatory phase of trachoma, during which the patient is infectious. The other options represent sequelae of the disease or stages that are not associated with active infection.

Question 20

A female patient 18 years old, who is contact lens wearer since two years, is complaining of redness, lacrimation and foreign body sensation of both eyes. On examination, visual acuity was 6/6 with negative fluorescein test. The expected diagnosis can be:

Accepted Answer

Giant papillary conjunctivitis is a common condition among contact lens wearers, characterized by symptoms such as redness, tearing, and a sensation of a foreign body in the eye. The negative fluorescein test rules out corneal abrasions or ulcers, making options A, C, and D less likely.

Quiz 1: Eye and Cornea