In a previous communication we1presented evidence which in our opinion justified the conclusion that allergy is a constant factor in the etiology of so-called mucous nasal polyps. At this time we present further clinical data which we feel confirm our original view. It may be well at the outset to define the type of lesion to which we refer. Nasal polyps, other than malignant forms, may be classified as (1) mucous polyps or edematous fibromas (a better term we feel is myxoid fibroma); (2) mixed polypoid hyperplasia, and (3) papillary hypertrophy or mulberry polyps. Mucous polyps or edematous fibromas (myxoid fibromas) may be single or multiple and are frequently pedunculated. They are smooth, pale and translucent, varying in color from translucent white or gray to bright yellow tinged with red. Older polyps may show marked discoloration. They possess a characteristic jelly-like softness and their consistency is such