That small vessels of conjunctiva fracture and heaemorrhage gather in the conjuctiva is named subconjunctival hemorrhage. The shape of subconjuctival hemorrhage differs and size of it varies. It is usually in the shape of foliation or a ball. Few manifests the bright red, it bulges and manifests purple with the large quantity. It occurs mostly in the palpebral fissure region and with time passing by, hemorrhage is liable to move toward the cornea edge or gather below the conjunctiva due to the gravity. Hemorrhage manifests bright red or dull-red at first, and then turn faint yellow, and at last disappear with no mark left. Generally, sufferers can do the self-healing by cold compress in the beginning and consider hot compress three days later. But to those who suffer it due to violent cough, vomit, trauma or excessive drinking, they need to receive a treatment directed against the cause of disease. Wish your classmate recover soon.