<unk>  (or RM) is a condition of rebound nasal congestion suspected to be brought on by extended use of topical decongestants (e.g., oxymetazoline, phenylephrine, xylometazoline, and naphazoline nasal sprays) and certain oral medications (e.g., sympathomimetic amines and various 2-imidazolines) that constrict blood vessels in the lining of the nose, although evidence has been contradictory.
Rhinitis medicamentosa
Contact stomatitis
Lymphedema–distichiasis syndrome
Fusariosis
Acheiria
Streptococcal intertrigo
Visceral larva migrans
Honeymoon rhinitis