A red outer ear can be caused by an outer ear infection or from getting hit. If the redness does not go away, consult your physician.
Redness is completely normal
When it comes to me its painful for 10 seconds and then your fine with a bit of redness!
What causes. Clicking. In my left ear only
Sun burn
What causes an ocean sound in the ear with blocked hearing
sleepdeprivation
The causes of hearing disorders are Damage to the inner ear. Buildup of ear wax. Ear Infection and abnormal bone growths or tumors. Ruptured Ear drum.
Histamine.
If there is not enough of fluid in the eye , it causes irritation.
An ingrown nail will cause that problem.
Usually a firm nodule in the area mentioned is a lymph gland... You say it's sometimes inflamed, but not red or painful...? Those two terms are usually indicative of inflammation (redness and pain)... What do you see when it IS inflamed?