What are the symptoms associated with blood in eye?

Too vague: Subconj blood has no symptoms. Vitreous in blood can cause profound vision loss.

Floaters: The most common symptom of blood in the back of the eye is new floaters and vision loss. See your ophthalmologist for an examination immediately.

Blood in the eye: You can also see red spots or black spots or could have blocked field of vision or pain in some cases in the eyes.