Some conditions associated with ear pain, and/or difficulty in opening the mouth.
Tetany
Tetany is a mineral imbalance causing painful muscle cramps and twitches in the hands, feet, face, and larynx.
Dental abscess
A dental abscess, a severe tooth infection, can cause throbbing pain, swelling, redness, fever, and more.
Ear canal infection
Symptoms of an ear canal infection include ear pain and itching, decreased hearing, drainage and more.
Temporomandibular joint syndrome (TMJ)
With temporomandibular joint syndrome, joints at the back of the jaw become inflamed, causing pain.
Broken (fractured) jaw
Broken jaws are cause pain, bruising in the mouth, swelling and numbness.
Toothache
A toothache is any pain or soreness in or around a tooth.
Earwax blockage
Sometimes ear wax can harden and block the ear canal, causing discomfort and itching, earache, and more.
Middle ear infection
A middle ear infection puts pressure on the eardrum, causing pain and, sometimes, hearing loss.
Medication reaction or side-effect
Medication side effects include nausea, vomiting, stomach upset, weakness, dizziness, seizures, and more.
Malocclusion (bite out of alignment)
Malocclusion is misalignment of the teeth such as underbites, overbites, and crossbites.
Chronic sinusitis
Chronic sinusitis, or sinus infections, cause a stuffy or runny nose, tooth pain, fever, sore throat and more.
Tetanus
Tetanus is a potentially fatal toxic infection and causes stiffness in the jaw and neck, fever, and more.
Giant cell arteritis (temporal arteritis)
Giant cell arteritis is a blood vessel condition causing headaches located near temples and flu like symptoms.
Foreign object in the ear canal
A foreign object in the ear may cause pain, redness, drainage problems, and in rare case, hearing loss.
Osteomyelitis (bone infection)
Osteomyelitis is an infection of a bone that causes pain, swelling, and redness.
Respiratory syncytial virus
Respiratory syncytial virus (RSV) is a virus that causes symptoms similar to the common cold.
Ruptured eardrum
A ruptured eardrum, a hole or tear in the tympanic membrane, causes temporary hearing loss or discharge.
Trigeminal neuralgia (facial nerve pain)
Trigeminal neuralgia is a nerve problem that causes stabbing jolts of pain in the face.
Swimmer’s ear
Swimmer’s ear is an infection and irritation of the outer ear and ear canal causing redness, pain, and more.
Dental caries (cavities)
Dental cavities are tiny holes in teeth and can aching pain in the tooth and jaw.
Cocaine abuse
Cocaine abuse occurs when a person continues using it despite the social and health problems caused by it.
Thyroid cancer
Thyroid cancer is cancer of the thyroid gland and can cause a cough, hoarseness, a lump in the neck, and more.
Shingles (herpes zoster)
Shingles is a painful, blistering, skin rash typically found on the back and sides of the chest.
Culled from www.dailyMedfacts.com