case_images: PMC9834782_01
case_images: Clinical photograph showing swelling of the left submandibular gland in a
  50-year-old female patient diagnosed with submandibular sialolithiasis.
case_images: 10.1177_03000605221148443-fig1.jpg
case_images: PMC9834782_01_10.1177_03000605221148443-fig1.jpg
case_images: fig1-03000605221148443
case_images: The mass was hard, non-tender, mobile, not adherent to the overlying skin or underlying structures, and was not associated with regional lymphadenopathy (Figure 1).
case_images: Radiograph of the Jaw (left lateral view) in a 50-year-old female patient
  diagnosed with submandibular sialolithiasis.
case_images: 10.1177_03000605221148443-fig2.jpg
case_images: PMC9834782_01_10.1177_03000605221148443-fig2.jpg
case_images: fig2-03000605221148443
case_images: No bony involvement was found (Figure 2).
case_images: (a) Intraoperative photograph showing the submandibular gland in situ in a
  50-year-old female patient diagnosed with submandibular sialolithiasis and
  (b) photograph of the cut surface of the submandibular gland from a
  50-year-old female patient diagnosed with submandibular sialolithiasis,
  showing the encapsulated stone.
case_images: 10.1177_03000605221148443-fig3.jpg
case_images: PMC9834782_01_10.1177_03000605221148443-fig3.jpg
case_images: fig3-03000605221148443
case_images: Figure 3a shows the submandibular gland in situ. The cut surface of the gland revealed a rough fibrous mass that enclosed the stone, with compressed glandular structure (Figure 3b).
case_images: (a) Photograph of the cut surface of the mass from a 50-year-old female
  patient diagnosed with submandibular sialolithiasis, showing the dilated
  duct and stone in situ and (b) photograph of the sialolith from a
  50-year-old female patient diagnosed with submandibular sialolithiasis.
case_images: 10.1177_03000605221148443-fig4.jpg
case_images: PMC9834782_01_10.1177_03000605221148443-fig4.jpg
case_images: fig4-03000605221148443
case_images: The stone was found to measure 2.7 cm x 1.5 cm (Figure 4a and 4b).
case_images: (a) Photomicrograph of a haematoxylin and eosin-stained tissue section of the
  excised submandibular gland with dilated duct from a 50-year-old female
  patient diagnosed with submandibular sialolithiasis (original magnification,
  x 40) and (b) photomicrograph of a haematoxylin and eosin-stained tissue
  section of the excised submandibular gland with dilated duct from a
  50-year-old female patient diagnosed with submandibular sialolithiasis
  (original magnification, x 100).
case_images: 10.1177_03000605221148443-fig5.jpg
case_images: PMC9834782_01_10.1177_03000605221148443-fig5.jpg
case_images: fig5-03000605221148443
case_images: Histological analysis revealed submandibular gland sialolithiasis with severe ductal squamous metaplasia (Figure 5a and b and Figure 6a and b), and the patient received a definitive diagnosis of submandibular sialolithiasis.
case_images: (a) Photomicrograph of a haematoxylin and eosin-stained ductal epithelium
  tissue section from a 50-year-old female patient diagnosed with
  submandibular sialolithiasis (original magnification, x 40) and (b)
  photomicrograph of a haematoxylin and eosin-stained ductal epithelium tissue
  section from a 50-year-old female patient diagnosed with submandibular
  sialolithiasis, showing squamous metaplasia (original magnification,
  x 100).
case_images: 10.1177_03000605221148443-fig6.jpg
case_images: PMC9834782_01_10.1177_03000605221148443-fig6.jpg
case_images: fig6-03000605221148443
case_images: Histological analysis revealed submandibular gland sialolithiasis with severe ductal squamous metaplasia (Figure 5a and b and Figure 6a and b), and the patient received a definitive diagnosis of submandibular sialolithiasis.