08 April 2025
: Case report 
Acremonium strictum Sphenoid Sinusitis in an Immunocompetent Patient
Challenging differential diagnosis, Unusual or unexpected effect of treatment, Rare disease
Yuting Wang1BCDEF, Qingzhong Liu1ACF, Huiming Sheng
2BD, Shuohui Yang3CEF*
DOI: 10.12659/AJCR.946501
Am J Case Rep 2025; 26:e946501
Figure 1. Axial non-contrast CT in 2019 (A) and contrast-enhanced CT in 2020 (B–D) of paranasal sinuses. (A–C) Heterogeneous opacification with hyperdensity of the left sphenoid sinus was observed and soft tissue (arrow) was found extending into the left ethmoid sinus (double arrow heads), retromaxillary fat and pterygopalatine fossa (arrow head). (D) The left sphenoid sinus was full of soft tissues, thickened mucosa, and some irregular patchy calcifications. The walls of the sinus had extensive sclerosis.