Rhinitis sicca:
It is a crust-forming disease seen in patients who work in hot, dry and dusty surroundings, e.g. bakers, iron- and goldsmiths.
-Confined to the anterior third of nose particularly of the nasal septum.
-The ciliated columnar epithelium undergoes squamous metaplasia with atrophy of the seromucinous glands.
-Treatment consists of correction of the occupational surroundings and application of bland ointment or one with an antibiotic and steroid to the affected part.