Hemotympanum: This condition, characterized by the presence of blood in the middle ear, is a common and direct consequence of trauma to the ear. The trauma can cause blood vessels in the middle ear to rupture, leading to bleeding into the tympanic cavity.

Middle Ear Barotrauma: Trauma can cause a sudden increase in pressure in the ear, leading to middle ear barotrauma. This condition can result in pain, hearing loss, and sometimes vertigo.
Tympanic Membrane Perforation: A perforated eardrum is a possible outcome of ear trauma, leading to ear pain, hearing loss, and potentially an increased risk of infection.
Otosclerosis: Although not directly caused by trauma, otosclerosis (a condition where abnormal bone growth in the middle ear causes hearing loss) could be uncovered or exacerbated by the trauma, presenting with ear pain and hearing difficulties.

Temporal Bone Fracture: A serious and potentially life-threatening condition that requires immediate medical attention. Symptoms can include severe ear pain, hearing loss, facial paralysis, and cerebrospinal fluid leakage.
Cerebrospinal Fluid Leak: Trauma can cause a tear in the dura, leading to a leak of cerebrospinal fluid into the ear. This condition increases the risk of meningitis and requires prompt diagnosis and treatment.
Intracranial Hemorrhage: Although rare, significant head trauma can lead to intracranial bleeding, which is a medical emergency. Symptoms might include severe headache, confusion, and in severe cases, loss of consciousness.

Cholesteatoma: An abnormal skin growth in the middle ear behind the eardrum, which can be a consequence of repeated infections or trauma. It's rare but can cause significant complications if not treated.
Perilymphatic Fistula: A rare condition where there is an abnormal connection between the inner and middle ear, leading to symptoms like vertigo, hearing loss, and ear fullness. It can be caused by trauma.