scholarly journals Secondary Lymphoma of the Parotid Gland: Clinical Experience

2013 ◽  
Vol 92 (2) ◽  
pp. 63-63
Author(s):  
Lorraine Williams-Smith ◽  
Reena Gupta ◽  
Ryan F. Osborne

Lymphoma accounts for 15% of malignant salivary gland tumors. The parotid gland is the most commonly affected salivary gland (80%). It is generally seen in older men and women. It is associated with human immunodeficiency virus (HIV) infection and in approximately 6% of patients with Sjogrin's syndrome. There are two types: Hodgkin lymphoma and Non-Hodgkin lymphoma. Parotid lymphoma may be primary or secondary (far more common). Primary lymphoma first involves the parotid gland and later other parts of the body including lymph nodes and bone marrow. Secondary lymphoma involves other parts of the body first, such as peripheral blood, lymph nodes, bone marrow, and other organs. Treatment depends upon stage, overall health, age, and subtype of lymphoma. It includes chemotherapy, total or radical parotidectomy, and radiotherapy. If there is no response, or the chance of recurrence is high, then bone marrow transplantation or stem cell transplantation can be considered.


2005 ◽  
Vol 6 (1) ◽  
pp. 136-145 ◽  
Author(s):  
Foluso J. Owotade ◽  
Olawunmi A. Fatusi ◽  
Kehinde E. Adebiyi ◽  
Sunday O. Ajike ◽  
Morenike O. Folayan

Abstract A changing picture of oral lesions associated with HIV/AIDS has been documented. With the use of antiretroviral therapy, salivary gland swellings and other less common conditions associated with HIV/AIDS are now becoming more common. Our review of the literature showed the presence of parotid swelling in HIV-1 infection has increased from a range of 5-10% to 20% in AIDS. However, to the best of our knowledge, none from sub-Saharan Africa, which is the epicenter of the HIV infection and where access to antiretroviral therapy is poorest, has been primarily reported in literature. This report documents five cases of bilateral parotid gland enlargement as the presenting clinical manifestation of HIV/AIDS. The combination of a fine needle aspiration (FNA) biopsy, ultrasound imaging, and histological diagnosis increased the accuracy of diagnosis. While two patients had access to antiretroviral therapy, other modes of management were cystic aspiration and parotidectomy. One of the patients treated with parotidectomy had facial nerve injury, and the short-term aesthetic outcome between surgical treatment and antiretroviral therapy did not appear different. However, all our patients were lost to follow-up within a 2-year period. For a resource-constrained environment like Nigeria where stigma and discrimination is high and access to antiretroviral therapy is limited, there is a need to understand how best to manage a lymphoepithelial lesion in HIV/AIDS patients. Citation Owotade FJ, Fatusi OA, Adebiyi KE, Ajike SO, Folayan MO. Clinical Experience with Parotid Gland Enlargement in HIV Infection: A Report of Five Cases in Nigeria. J Contemp Dent Pract 2005 February;(6)1:136-145.


2012 ◽  
Vol 41 (12) ◽  
pp. 1453-1457 ◽  
Author(s):  
I. Lukšić ◽  
P. Suton ◽  
M. Rogić ◽  
S. Dokuzović

1960 ◽  
Vol 25 (3) ◽  
pp. 383
Author(s):  
D. W. Robinson ◽  
F. W. Masters ◽  
H. J. Forrest

Author(s):  
J. R. Ruby

Parotid glands were obtained from five adult (four male and one female) armadillos (Dasypus novemcinctus) which were perfusion-fixed. The glands were located in a position similar to that of most mammals. They extended interiorly to the anterior portion of the submandibular gland.In the light microscope, it was noted that the acini were relatively small and stained strongly positive with the periodic acid-Schiff (PAS) and alcian blue techniques, confirming the earlier results of Shackleford (1). Based on these qualities and other structural criteria, these cells have been classified as seromucous (2). The duct system was well developed. There were numerous intercalated ducts and intralobular striated ducts. The striated duct cells contained large amounts of PAS-positive substance.Thin sections revealed that the acinar cells were pyramidal in shape and contained a basally placed, slightly flattened nucleus (Fig. 1). The rough endoplasmic reticulum was also at the base of the cell.


Author(s):  
C. N. Sun

Myoepithelial cells have been observed in the prostate, harderian, apocrine, exocrine sweat and mammary glands. Such cells and their numerous branching processes form basket-like structures around the glandular acini. Their shapes are quite different from structures seen either in spindleshaped smooth muscle cells or skeletal muscle cells. These myoepithelial cells lie on the epithelial side of the basement membrane in the glands. This presentation describes the ultrastructure of such myoepithelial cells which have been found also in the parotid gland carcinoma from a 45-year old patient.Specimens were cut into small pieces about 1 mm3 and immediately fixed in 4 percent glutaraldehyde in phosphate buffer for two hours, then post-fixed in 1 percent buffered osmium tetroxide for 1 hour. After dehydration, tissues were embedded in Epon 812. Thin sections were stained with uranyl acetate and lead citrate. Ultrastructurally, the pattern of each individual cell showed wide variations.


2000 ◽  
Vol 64 (6) ◽  
pp. 440-444
Author(s):  
PC Lekic ◽  
RJ Schroth ◽  
O Odlum ◽  
J deVries ◽  
D Singer

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