Improved Watershed Algorithm-Based Microscopic Images Combined with Meibomian Gland Microprobe in the Treatment of Demodectic Blepharitis

Table 1

The scoring scale of various symptoms.

Scoring items		Symptoms	Score
Subjective symptoms		Asymptomatic	0
		Occasionally, not affecting daily life	1
		Mostly, moderate discomfort	2
		Persistence of symptoms seriously affecting life	3
Sign score	Blockage of meibomian gland opening by phosphorous debris at the root of eyelashes	None	0
		<1/3 eyelid margin	1
	Meibomian gland secretion	Clear	0
		Dirty	1
		Granular or chyle	2
		Toothpaste-shaped	3
	Conjunctival hyperemia	None	0
		Mild	1
		Moderate	2
		Severe	3