adrenalitis adrenalitis adrenalitis is the inflammation of one or both adrenal glands, which can lead to an insufficiency of adrenaline or noradrenaline. adrenalitisother namesadrenitisspecialtyendocrinology types can include: xanthogranulomatous adrenalitis autoimmune adrenalitis (a major cause of addison's disease) hemorrhagic adrenalitis