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Alcoholic parotid sialosis: a structural and ultrastructural study.
Carmen Carda1, Maria Elsa Gomez de Ferraris, Adriana Arriaga
1Departamento de Patología, Facultad de Medicina y Odontología, Universidad de Valencia, España. carmen.carda@uv.es
Medicina Oral : Organo Oficial De La Sociedad Espanola De Medicina Oral Y De La Academia Iberoamericana De Patologia Y Medicina Bucal
|January 6, 2004
Summary
Histopathological changes in salivary glands, including parotid hypertrophy, occur in early stages of Alcoholic Sialosis in chronic alcoholics. These alterations precede advanced liver cirrhosis, with ductal enlargement potentially causing hypertrophy.
Area of Science:
- Histopathology
- Salivary Gland Biology
- Alcoholic Liver Disease
Background:
- Alcoholic Sialosis is characterized by parotid gland hypertrophy.
- The condition affects other salivary glands to varying degrees.
- Histopathological changes in early vs. advanced stages require detailed study.
Purpose of the Study:
- To elucidate histopathological differences in initial and advanced Alcoholic Sialosis.
- To compare salivary gland alterations in chronic alcoholics with and without terminal cirrhosis.
- To identify structural and ultrastructural changes in parotid glands.
Main Methods:
- Comparative analysis of parotid gland biopsies from chronic alcoholics (cirrhosis) and autopsies of individuals deceased from alcoholic hepatic cirrhosis.
- Histopathological examination included light and electron microscopy.
- Normal salivary gland tissue served as a control.
Main Results:
- Massive accumulation of secretory granules within acinar cell cytoplasm was observed.
- Enlarged excretory ducts and irregular epithelial cells in striate ducts were noted.
- Lipid inclusions in acinar and ductal cells, stromal adipose infiltration, and edema were present.
Conclusions:
- Salivary gland alterations in Alcoholic Sialosis are present before the terminal stage of hepatic cirrhosis.
- These changes are evident through structural and ultrastructural analysis of parotid glands.
- Enlargement of the ductal system lumens may be the primary driver of glandular hypertrophy.