Hatchcock's sign
Encyclopedia
Hatchcock's sign is a clinical sign
in which upward pressure on the angle of the mandible
causes pain due to parotitis
in mumps
, but no pain in adenitis
.
Medical sign
A medical sign is an objective indication of some medical fact or characteristic that may be detected by a physician during a physical examination of a patient....
in which upward pressure on the angle of the mandible
Angle of the mandible
At the junction of the lower border of the ramus of the mandible with the posterior border is the angle of the mandible, which may be either inverted or everted and is marked by rough, oblique ridges on each side, for the attachment of the Masseter laterally, and the Pterygoideus internus medially;...
causes pain due to parotitis
Parotitis
Parotitis is an inflammation of one or both parotid glands, the major salivary glands located on either side of the face, in humans. The parotid gland is the salivary gland most commonly affected by inflammation.-Infectious parotitis:...
in mumps
Mumps
Mumps is a viral disease of the human species, caused by the mumps virus. Before the development of vaccination and the introduction of a vaccine, it was a common childhood disease worldwide...
, but no pain in adenitis
Adenitis
Adenitis is a general term for an inflammation of a gland or lymph node.-Lymph node adenitis:"Lymph adenitis" or "lymph node adenitis" is caused by bacterial infection in lymph nodes. The infected lymph nodes typically become enlarged, warm and tender. A swelling of lymph nodes due to growth of...
.