1) Parotitis is inflammation of the parotid salivary glands, usually caused by viral infection in children or dehydration in elderly/ill patients. Symptoms include swollen glands, ear pain, difficulty swallowing. Treatment focuses on hydration, antibiotics, and sometimes surgery. 2) Sialadenitis is inflammation of any salivary gland that can be caused by dehydration, radiation, stress or infection. Symptoms are pain, swelling and discharge. Treatment is antibiotics, massage, hydration and sometimes surgery. 3) Salivary stones form from calcium deposits and cause pain from duct obstruction. Diagnosis is by ultrasound/x-rays. Treatment involves extracting stones