Ruptured teratoma mimicking a pelvic inflammatory disease and ovarian malignancy: A case report

Figure 1 Image studies of the tumor. A computer tomography scan showing a large tumor with septa in the abdominal cavity. A: Coronary view; B: Sagittal view; C: Axial view; D and E: Pelvic ultrasound showing a tumor with a size of 14.5 cm × 8.6 cm. Hair-strand-like materials (yellow arrow) and papillary-like growth (white arrow) were noted in the tumor.

Figure 2 Surgical image of the tumor. A: Gross picture of the tumor; B: After incising the tumor, the content showed hair-like small ball-like adipose tissues, and cartilage.

Figure 3 Histopathological study of the tumor (hematoxylin-eosin staining). A: Nerve fiber (black arrow), scale bar = 200 μm; B: Squamous epithelium (red arrow) and columnar epithelium (intestine, black arrow), scale bar = 1 mm.