Misspelling of erythematous.

(medicine, dated) Characterized by, or causing, a morbid redness of the skin; relating to erythema.

(pathology) A systemic autoimmune disease (or autoimmune connective tissue disease), where the immune system attacks the body's cells and tissue and causes inflammation and tissue damage.

In an erythemal manner

erythema

Of, pertaining to, or affected by both erythema and edema; both erythematous and edematous.

erythematous and squamous

erythematotelangiectatic rosacea

(pathology) Being or relating to a form of rosacea characterized by telangiectasia and a prolonged flushing reaction to various stimuli

Relating to, or causing erythema