conjunctival dry spot
Introduction
Introduction The conjunctiva is a soft, smooth, transparent film that is applied to the inner surface of the eyelid and the surface of the eye. In the normal living body, the conjunctiva is rosy, and the deep capillaries can be observed through it; the anemia is different, and the conjunctiva becomes shallow or pale; in the case of inflammation, conjunctival hyperemia, called conjunctivitis, is a common clinical disease. More frequently. The conjunctiva can be divided into palpebral conjunctiva and bulbar conjunctiva according to its distribution. Conjunctival dry spots are also known as post-spotting, vitamin A deficiency. It is the most important clinical diagnosis of vitamin A deficiency in children. The patient is close to the cornea and the outside of the conjunctiva due to dryness and wrinkles, and the keratinized epithelium accumulates, forming white spots of varying sizes resembling foam.
Cause
Cause
Caused by a lack of vitamin A.
Examine
an examination
Related inspection
Eye examination, fundus examination, eye function examination
The patient is close to the cornea and the outside of the conjunctiva due to dryness and wrinkles, and the keratinized epithelium accumulates, forming white spots of varying sizes resembling foam.
Diagnosis
Differential diagnosis
Defects appear on the conjunctiva of the eye: Defects on the conjunctiva are one of the clinical manifestations of sepsis. The clinical onset of sepsis is acute, and the rash is in various forms such as sputum, urticaria, pustular rash and scarlet fever-like rash, and defects appear on the conjunctiva. Conjunctival stenosis: keratoconjunctivitis is commonly known as "dry eye" is an inflammatory reaction in which the conjunctiva can not be wet. This disease may be the absence of water or mucus components in the tears.
