Fig. 8
From: Imaging findings of malignant skin tumors: radiological–pathological correlation
A 81-year-old female with a proliferating trichilemmal tumor on the scalp. a Oblique sagittal T1-weighted image showing an elevated mass with nonspecific signal intensity (arrow). b Oblique sagittal T2-weighted image showing heterogeneous hypointensity (arrow). c Histological specimen (H&E stain; scale bar, 5 mm) showing a well-circumscribed mass with multiple keratinization (arrows)