PMC9644197_01
Right sublingual swelling at presentation. (A) Presence of gelatinous tissue visualized after removing portion of mucosa. (B) Marsupialization with absorbable monofilament suture 4-0 USP. (C) Complete healing 1 month after surgery. (D).
fvets-09-986750-g0001.jpg
PMC9644197_01_fvets-09-986750-g0001.jpg
F1
During the surgery, with the patient in left lateral recumbency (Figure 1), after washing the oral cavity with diluted chlorhexidine, an elliptical portion of the mucosa of the right sublingual swelling was removed, the presence of gelatinous tissue was visualized, and no saliva was present.
Dog, histologic preparation from a sublingual mass. (A) The subepithelial connective tissue is expanded by increased clear spaces. Hematoxylin and eosin. (B) At closer magnification, collagen bundles are separated by abundant, granular, amphophilic material, staining pale blue with alcian blue (inset), consistent with mucin. Hematoxylin and eosin. Bars, 100 mum.
fvets-09-986750-g0002.jpg
PMC9644197_01_fvets-09-986750-g0002.jpg
F2
The lacy material interpreted as mucin stained pale blue with alcian blue, whereas Periodic-acid Schiff reaction was negative, confirming its acid mucopolysaccharide composition (Figure 2).
Left sublingual swelling at presentation. (A) Presence of gelatinous tissue visualized after removing portion of mucosa. (B) Marsupialization with absorbable monofilament suture 4-0 USP. (C) Complete healing 1 month after surgery. (D).
fvets-09-986750-g0003.jpg
PMC9644197_01_fvets-09-986750-g0003.jpg
F3
One month after the first operation, the dog underwent surgical removal of the contralateral swelling with the same procedure (Figure 3).