PMC8129158_01
Timeline.
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F1
She reported a 4-year history of lacrimal and parotid gland enlargement that progressed gradually without treatment (Figure 1).
(A) On admission. (B) Two weeks after treatment.
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F2
Bilateral lacrimal and parotid glands expanded substantially (Figure 2A). The enlargement of salivary glands and adenopathy alleviated substantially (Figure 2B).
(A) IgG staining. (B) IgG4 staining.
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F3
No sign of Castleman disease or lymphoma was identified (Figure 3).
PET-CT showed high glucose intake in salivary glands, lymph nodes, liver, and spleen.
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F4
An 18F-labeled fluorodeoxyglucose positron emission tomography identified high glucose intake in diffusely enlarged salivary glands, lymph nodes, liver, and spleen (Figure 4).