allergic mucin

allergic mucin

A term of art for a histopathological finding in allergic fungal sinusitis in which mucin has a characteristic “tiger striping” due to layering of eosinophils, mucin and cellular debris.
References in periodicals archive ?
No predominance of eosinophils, no granuloma, no allergic mucin.
Histologic examination of the diseased tissue identified allergic mucin with 70% eosinophils and no fungal hyphae.
84-86) Allergic mucin has also been described in patients without evidence of fungal infection.
The allergic manifestation involves immunocompetent patients and it is characterized by allergic mucin with eosinophils and Charcot-Leyden crystals, as well as increased serum IgE.
Sinusitis is characterized by the presence of allergic mucin and elevated IgE; treatment includes surgery plus corticosteroids.
Identification of allergic mucin on histopathologic evaluation of material from the sinus.
Presently there were no definite histological criterion for differentiation of allergic from inflammatory polyp but tissue eosinophil count with goblet cells, allergic mucin with edema and Seromucinous glands are suggestive of allergy.
This inspissated allergic mucin (classically described as "peanut butter" mucus) may take the form of rubbery plugs that can be expelled from the nose.
b and c (from Allergic Mucin With and Without Fungus: A Comparative Clinicopathologic Analysis--Lara & Gomez) 4.
They were Type I hypersensitivity, nasal polyposis, characteristic CT scan findings, positive fungal stain/ culture and allergic mucin with fungal elements.
Allergic fungal sinusitis, also known as allergic mucin and eosinophilic fungal rhinosinusitis, is an allergic response in the sinonasal tract mucosa to aerosolized fungal allergens, amplified and perpetuated by eosinophils.
Characteristic allergic mucin is seen in histologic specimens and serves as an indication to the surgeon and pathologist to be aware of and look for fungal organisms.