<prompt> Cicatrisisng trachoma is seen in -Stage-1State-2Stage-3Stage-4  <response>: McCallans classification-McCallan in 1908 divided the clinical course of trachoma into 4 stages. Stage 1 Stage 2 Stage 3 Stage 4 Incipient trachoma Established tracoma Cicatrisisng trachoma Healed trachoma Hyperaemia of palpebral Appearance of Scarring of palpebral Disease is cured or is not conjunctivapapillae mature folliucle markable Sequelae to cicatrisation Immature follicle conjunctiva Scars are easily visible as cause symptoms Mild superfecial punctate Progressive corneal white bands keratopathy pannus Necrosis Stage 2 is fuher subdivided into :- o 2a IIa :- Presence of mature follicles o 2b IIb:- Marked papillary hyperplasia Ref: Parsons 22nde p.174 21ste p.174 