Blepharitis 

Blepharitis  is inflammation of lid margin. 

TYPES

1. Anterior:

                 It involves anterior lid margin

2. Posterior:

          It involves posterior lid margin

meibomian gland dysfunction and alteration in meibomian gland secretions

The anterior blepharitis is further divided into 

1. staphylococcal 

2. and Seborrheic.  The staphylococcal type is identified by hard crusts and seborrheic type is identified by matting of eye lashes. usually associated with dandruff of scalp.

CLINICAL FEATURES

1. They cause irritation and tear film disturbance.

2. Burning, 

3. grittiness (sandy). 

4. mild photophobia

5. crusting and redness of lid margins 

6. conditions are worse in the morning

    Anterior blephritis

7. hard crusts

8. Matting of eyelashes 

Posterior blepharitis

9. Excessive meibomian gland secretions 

10. capping of meibomian gland orifices

sequale / complications of blephritis

1. trichiasis

2. entropion

3. madarosis

4. poliosis

5. lacrimation

6. tylosis: thickning of lid margin

Treatment options are 

1. lid hygiene, 

2. warm compresses, 

3. lid massage, 

4. topical antibiotic eye drops and ointment at night

5. mild steroid eye drops like fluorometholone and 

6. artificial tears.

7. Using diluted baby shampoo on eye lashes when taking bath

8. improvement of general health and hygiene

9. dandruff of scalp is treated with antidandruff shampoo

Question: What are two types of blepharitis