Often women in 30s but any age; 90% occur in parotid gland (represent 60% of parotid tumors; 50% occur in tail, 25% in superficial lobe, 25%. Request PDF on ResearchGate | On Mar 1, , I. Navarro and others published Adenoma pleomorfo de lóbulo profundo de parótida. Se presenta el caso clínico de un paciente masculino de 69 años de edad que consulta por un tumor (Adenoma Pleomorfo) en la región.

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The epidemiology of this neoplasm indicates that it is more common in female patients with a ratio of 2: Major problems in Pathology. According to Ersner and Saltzman, inthe precursors of the septal pleomorphic adenoma adenona ectopic embryonic epithelialised cells on the nasal septum mucosa, found during the migration of the nasal buds Journal List Acta Otorhinolaryngol Ital v.

It is the most common type of salivary gland tumor and the most common tumor of the parotid gland. Su un caso di adenoma pleomorfo della fossa nasale.

Pleomorphic adenoma of the lateral nasal wall: case report

It is also known as “Mixed tumor, salivary gland type”, which refers to its dual origin from epithelial and myoepithelial elements as opposed to its pleomorphic appearance.

Less commonly, when the tumoural mass reaches a relatively large size, to that of the nasal cavity, external swelling of the nasal pyramid as well as pain may be present.

The case is presented of pleomorphic adenoma arising from the lateral wall of the right nasal cavity, in a year-old male, which was resected completely, endoscopically. This website is intended for pathologists and laboratory personnel, who understand that medical information addnoma imperfect and must be interpreted using reasonable medical judgment.


Page views in Case of the Week This theory suggests that the metastasis occurs as a result of incomplete excision or inadvertent disruption of the tumour with consequent spread through haematogenous or lymphatic routes. A clinical and microspectophotometric study. Most common tumor of salivary glands Painless, slow growing tumor, composed of biphasic adeboma of epithelial and mesenchymal cells Also called pleomofro mixed tumor. Hyun Nam 3F. Excisional biopsy of the lesion followed by histopathologic examination of the biopsy specimen revealed ductal structures surrounded by plasmacytoid mioepithelial cells within a myxoid stroma, the final diagnosis corresponded to Pleomorphic Adenoma.

Compagno J, Wong RT. From Wikipedia, the free encyclopedia. British Journal of Plastic Surgery ; Nose, Nasal tumour, Pleomorphic adenoma, Diagnosis, Histopathology. Though it is classified as a benign tumorpleomorphic adenomas have the capacity to grow to large proportions and may undergo malignant transformation, to form carcinoma ex-pleomorphic adenomaa risk that increases with time 9.

The risk is increased by delay in diagnosis.

According to Evans and Cruikshank, it originates directly from the matured salivary glandular tissue 6 ; Dawe, in, proposed a viral aetiology from polyoma virus Arch Otolaryngol Head Neck Surg. The tumor is usually solitary and presents as a slow growing, painless, firm single nodular mass.

Please review our privacy policy. Tumors of minor salivary origin. Malignant transformation in concurrent benign mixed tumors of the parotid and submaxillary glands. Epithelial tumors of the salivary glands. Presentiamo un caso di adenoma pleomorfo ad origine dalla parete laterale della fossa nasale di destra in un plepmorfo di 34 anni, trattato chirurgicamente con resezione endoscopica completa.


Pleomorphic adenoma of the lateral nasal wall: case report

While complete excision of the tumour with histologically clear margins is mandatory, the surgical approach will depend upon the size, location and extension. Patient Information A year-old patient comes to the clinic of the Faculty of Dentistry, Mesoamerican University for pediatric dental treatment.

J Clin Pathol ; Early detection and excision of this lesion in children are important to minimize potential recurrences or malignant transformation. Rapidly progressing palatal pleomorphic adenoma in an adolescent.

Open in a separate window. It derives its name from the architectural Pleomorphism variable appearance seen by light microscopy. Case report and review of the literature. Their common location is in parotid gland, however, a lower percentage of these tumors might occur in minor glands.

Malignant mixed tumors of salivary gland origin. Under this description presumptive diagnosis of Pleomorphic Adenoma was made. Capote Moreno 1V. The tumor often displays characteristic chromosomal translocations between chromosomes 3 and 8. Accessed December 31st, Acta Otorrinolaringol Esp ;