A: Biphasic cervical malignant neoplasm with atypical glands and high-grade spindle cell sarcomatous elements (H&E stain, magnification × 100). B: Area of atypical glands with mild nuclear pleomorphism and focal squamoid features (H&E stain, magnification × 400). C: Region of undifferentiated sarcoma with round cell morphology (H&E stain, magnification × 100). D: Area of high-grade sarcoma with rhabdoid morphology, including polygonal and strap-shaped tumor cells with eccentric nuclei and abundant eosinophilic cytoplasm with vague cross-striations (H&E stain, magnification × 400).