Picture of the brain and potential brain injury areas. Head injuries due to bleeding are often classified by the location of the blood within the skull. Epidural hematoma: With an epidural hematoma, the bleeding is located between the dura mater and the skull (epi=outside). This injury often occurs along the side of the head where the middle meningeal artery runs in a groove along the temporal bone.
Conjunctivitis is often called pink eye or red eye because it can cause the white of the eye to take on a pink or red color. The most common causes of conjunctivitis are viruses, bacteria, and allergens.iral Conjunctivitis. Viral conjunctivitis is caused by infection of the eye with a virus. Viral conjunctivitis. 1  Can be caused by a number of different viruses, many of which may be associated with an upper respiratory tract infection, cold, or sore throat.
Background. Inflammation of the bulbar and/or palpebral conjunctiva, or conjunctivitis, can be caused by allergies, viruses, or bacteria. Bacterial conjunctivitis is commonly caused by staphylococci, streptococci, chlamydial organism, and gonococci.