20 July 2026
: Case report 
Case Report: Primary Central Nervous System Lymphoma With “Wine Glass” Sign Presenting as Somnolence and Fatigue
Challenging differential diagnosis
RuPing Xu E 1, XingYong Chen AG 1*DOI: 10.12659/AJCR.952923
Am J Case Rep 2026; 27:e952923
Figure 3 PET-CT, November 2024. The space-occupying lesions in the third periventricular thalamus, the bilateral medial parts of the cerebral peduncle and the bilateral superior part of the midbrain had increased metabolism. The largest one was about 2.7×4.0 cm. PET-CT, positron emission tomography-computed tomography.