7 months old baby eyes with red blood may have the following conditions: 1, conjunctivitis, this is not only manifested as the eye red blood, there will be an increase in eye discharge, yellow-white or yellow, sometimes accompanied by tears, this should be given tobramycin drops, 1 drop each time, 3 times a day; 2, conjunctiva or corneal foreign body, the eye into the foreign body when the patient will appear eye congestion and accompanied by foreign body feeling, this time 3, eye trauma, when the baby accidentally rubs the eye or finger pokes the eye may cause eye congestion, if the corneal epithelium is damaged, the child will also appear tearing, photophobia, blurred vision and other discomfort. Therefore, when there is red blood in the eye, you should go to the ophthalmology department in time to avoid delaying the condition.