title: Massive Wilms' tumor: sonographic demonstration of therapeutic response without alteration in size.
abstract: The use of ultrasound to detect a response of massive Wilms' tumor to preoperative chemotherapy is demonstrated. Anechoic areas appearing during treatment are highly suggestive of response even in the absence of a reduction in size.
authors.affiliation: Department of Pediatrics, University of Texas M.D. Anderson Hospital and Tumor Institute at Houston.
authors.forename: H
authors.initials: H
authors.lastname: Shimizu
authors.forename: N
authors.initials: N
authors.lastname: Jaffe
authors.forename: F
authors.initials: F
authors.lastname: Eftekhari
mesh_terms: D003131:Combined Modality Therapy; D006801:Humans; D007223:Infant; D007668:Kidney / Q000473:pathology; D007680:Kidney Neoplasms / Q000188:drug therapy* / Q000473:pathology; D008297:Male; D009336:Necrosis; D014463:Ultrasonography; D014750:Vincristine / Q000627:therapeutic use*; D009396:Wilms Tumor / Q000188:drug therapy* / Q000473:pathology
chemical_list: D014750:Vincristine