Ricardo Drut


Affiliation: La Plata
Country: Argentina


  1. Drut R, Drut R. Testicular microlithiasis: histologic and immunohistochemical findings in 11 pediatric cases. Pediatr Dev Pathol. 2002;5:544-50 pubmed
    ..It is unclear how this may be related to the development of germ cell tumors. However, the presence of calcospherites in gonadoblastoma may indicate a combined Sertoli cell and germ cell derangement in the genesis of TM...
  2. Drut R, Drut M, Gomez M, Lespi P. [Chronic active plasmacytic gastritis associated with cytomegalovirus]. Acta Gastroenterol Latinoam. 2000;30:9-14 pubmed
    ..These findings resemble those of hepatitis B virus (HBV) infection, chronic hepatitis, cirrhosis, and hepatocellular carcinoma saga. ..
  3. Drut R, Drut R. Renal and extrarenal congenital rhabdoid tumor: diagnosis by fine-needle aspiration biopsy and FISH. Diagn Cytopathol. 2002;27:32-4 pubmed
    ..Surgical pathology and immunohistochemistry of both cases confirmed the diagnosis. Both patients died within the following 6 mo to 1 yr. ..
  4. Drut R, Altamirano E. Endothelial cells of intramuscular (infantile) hemangioma express glut1. Int J Surg Pathol. 2007;15:166-8 pubmed
    ..These findings could prove useful for diagnostic purposes in small biopsies. ..
  5. Drut R, Drut R, Pollono D, Tomarchio S, Ibáñez O, Urrutia A, et al. Fine-needle aspiration biopsy in pediatric oncology patients: a review of experience with 829 patients (899 biopsies). J Pediatr Hematol Oncol. 2005;27:370-6 pubmed
    ..FNAB proved to be highly cost-effective, avoiding a surgical biopsy. The procedure was found to be extremely helpful when deciding on preoperative chemotherapy. ..
  6. Drut R. Yolk sac tumor and testicular microlithiasis. Pediatr Pathol Mol Med. 2003;22:343-7 pubmed
    ..The combination of prepubertal YST and bilateral TM has not been reported previously. Finding of TM at this early age suggests a congenital deranged Sertoli cell function and/or an abnormal gonadal embryogenesis in its pathogenesis. ..
  7. Pollono D, Drut R, Tomarchio S, Fontana A, Ibáñez O. Fetal rhabdomyomatous nephroblastoma: report of 14 cases confirming chemotherapy resistance. J Pediatr Hematol Oncol. 2003;25:640-3 pubmed
    ..New protocols are needed to overcome this situation, for which surgery appears the only truly effective option...
  8. Drut R, Drut R. Angiocentric immunoproliferative lesion and angiocentric lymphoma of lymph node in children. A report of two cases. J Clin Pathol. 2005;58:550-2 pubmed
    ..Most commonly involving extranodal sites, AIL/AL rarely presents in the spleen and lymph nodes...
  9. Drut R, Moreno A. Papillary carcinoma of the thyroid developed in congenital dyshormonogenetic hypothyroidism without goiter: Diagnosis by FNAB. Diagn Cytopathol. 2009;37:707-9 pubmed publisher
    ..Dyshormonogenetic goiter may rarely associate with thyroid carcinoma. The present case appears unique since goiter was not present...