MCQs on Meibomitis (Set 2)
1. Which layer of the tear film is directly affected in meibomitis?
A) Aqueous
B) Lipid
C) Mucin
D) All layers equally
2. The most common type of dry eye in meibomitis is:
A) Aqueous-deficient
B) Evaporative
C) Mixed type
D) Reflex
3. Which ocular condition is commonly associated with meibomitis?
A) Ocular rosacea
B) Retinitis pigmentosa
C) Keratoconus
D) Glaucoma
4. The meibomian gland secretion is a type of:
A) Apocrine secretion
B) Merocrine secretion
C) Holocrine secretion
D) Endocrine secretion
5. Which imaging technique helps evaluate meibomian glands?
A) OCT angiography
B) Meibography
C) Fundus photography
D) Ultrasound biomicroscopy
6. The lipid layer of tear film secreted by meibomian glands mainly prevents:
A) Osmotic imbalance
B) Evaporation of aqueous tears
C) Corneal hypoxia
D) Excess mucus production
7. Recurrent chalazion is most often linked to:
A) Lacrimal gland tumor
B) Meibomitis
C) Conjunctivitis
D) Retinal vasculitis
8. Which systemic antibiotic is often preferred for chronic meibomitis due to its anti-inflammatory effect?
A) Amoxicillin
B) Doxycycline
C) Gentamicin
D) Vancomycin
9. Which vitamin deficiency may worsen meibomian gland dysfunction?
A) Vitamin A
B) Vitamin B12
C) Vitamin C
D) Vitamin D
10. Omega-3 supplements help in meibomitis by:
A) Reducing corneal edema
B) Improving meibum quality
C) Increasing aqueous secretion
D) Enhancing goblet cell activity
11. Which of the following is NOT a professional treatment option for meibomitis?
A) Intense Pulsed Light (IPL) therapy
B) Thermal pulsation devices
C) Meibomian gland probing
D) Phacoemulsification
12. The inflammation in meibomitis mainly occurs in:
A) Eyelash follicles
B) Lacrimal sac
C) Meibomian gland orifices
D) Conjunctival goblet cells
13. Meibomitis can secondarily cause:
A) Corneal vascularization
B) Corneal epithelial damage
C) Lens opacification
D) Retinal hemorrhage
14. Which of the following is the most characteristic finding in meibomitis on slit-lamp examination?
A) Punctate keratitis
B) Plugged and capped gland orifices
C) Corneal arcus
D) Iris atrophy
15. The average number of meibomian glands in the lower eyelid is:
A) 5–10
B) 15–20
C) 20–30
D) 40–50
16. Which of the following conditions can mimic meibomitis symptoms?
A) Seborrheic blepharitis
B) Retinal detachment
C) Cataract
D) Pterygium
17. A patient with meibomitis complains of foreign body sensation, fluctuating vision, and lid margin redness. The most likely diagnosis is:
A) Bacterial conjunctivitis
B) Allergic conjunctivitis
C) Meibomian gland dysfunction with meibomitis
D) Viral keratitis
18. Which drug class is avoided in long-term management of meibomitis due to side effects?
A) Steroids
B) Antibiotics
C) Omega-3
D) Artificial tears
19. Which population is more prone to meibomitis?
A) Young children
B) Adolescents
C) Middle-aged and elderly adults
D) Neonates
20. The main mechanism of lid hygiene in meibomitis is to:
A) Stimulate lacrimal gland secretion
B) Remove debris and bacterial load from lid margins
C) Reduce corneal thickness
D) Increase goblet cell density