Common symptoms of ear barotrauma include:
A sensation that the ears are stuffed
A need to "pop" your ears by swallowing, yawning or chewing gum
More severe signs include:
Extreme pain in the ear
Bleeding or fluid coming from the ear, which can mean you have a ruptured eardrum
Barotrauma of the lungs associated with scuba diving can result in coughing up blood after diving, although this is rare.