Luis De Las Casas, M.D.

Pathology

Education & Training

Medical School - Universidad Peruana Cayetano Heredia/Peru (1985-1989)
Residency - East Carolina University (1996-1999), Anatomic & Clinical Pathology
Residency - Texas Tech University Health Sciences Center (1994-1996), Anatomic & Clinical Pathology
Residency - Texas Tech University Health Sciences Center (1993-1994), Pediatrics
Fellowship - University of Wisconsin Hospital and Clinics (1999-2000), Cytopathology

Books & Publications

Publications
- Intraoperative cytology when cryostat is not available. A 7-year experience in a Peruvian cancer center.
  Abad-Licham M, Astigueta J, De Las Casas L, Gonzales-Saravia J, Ortiz C, Vásquez O, Bardales RH, Diagnostic cytopathology 2023 Feb 51 2 E45-E53
- Shape-Sensing Robotic-Assisted Bronchoscopy with Concurrent use of Radial Endobronchial Ultrasound and Cone Beam Computed Tomography in the Evaluation of Pulmonary Lesions.
  Styrvoky K, Schwalk A, Pham D, Chiu HT, Rudkovskaia A, Madsen K, Carrio S, Kurian EM, De Las Casas L, Abu-Hijleh M, Lung 2022 Dec 200 6 755-761
- Interventional cytopathology, a challenging but gratifying journey.
  De Las Casas L, Seminars in diagnostic pathology 2022 Nov 39 6 381-382
- Oxidized Regenerated Cellulose (Surgicel®) on Cytology/Histology.
  Kurian EM, Abu-Hijleh M, Lowrey TR, De Las Casas LE, Acta cytologica 2022 Jul 1-4
- Intraoperative cytopathology of thoracic surgery (ICTS). A captivating, worthwhile, and rewarding service line.
  Torrealba JR, Waters J, Opsahl M, Casas LEL, Seminars in diagnostic pathology 2022 Jan
- GM-CSF drives myelopoiesis, recruitment and polarisation of tumour-associated macrophages in cholangiocarcinoma and systemic blockade facilitates antitumour immunity.
  Ruffolo LI, Jackson KM, Kuhlers PC, Dale BS, Figueroa Guilliani NM, Ullman NA, Burchard PR, Qin SS, Juviler PG, Keilson JM, Morrison AB, Georger M, Jewell R, Calvi LM, Nywening TM, O'Dell MR, Hezel AF, De Las Casas L, Lesinski GB, Yeh JJ, Hernandez-Alejandro R, Belt BA, Linehan DC, Gut 2021 Aug
- Intraoperative Cytology for Video-Assisted Thoracic Surgery. A Quality Improvement Analysis.
  De Las Casas LE, Danakas AM, Torrealba JR, Wizorek JJ, Ettel MG, Lada MJ, Brunnström H, Plavnicky J, Sweeney M, Jones CE, The Annals of thoracic surgery 2021 Mar
- Optimising rapid on-site evaluation-assisted endobronchial ultrasound-guided transbronchial needle aspiration of mediastinal lymph nodes: The real-time cytopathology intervention process.
  Danakas AM, Jones CE, Magguilli M, Lada MJ, Plavnicky J, Parajuli S, Wizorek JJ, Peyre CG, Ettel M, Sweeney M, De Las Casas LE, Cytopathology : official journal of the British Society for Clinical Cytology 2021 Feb
- Pathologists at the Leading Edge of Optimizing the Tumor Tissue Journey for Diagnostic Accuracy and Molecular Testing.
  De Las Casas LE, Hicks DG, American journal of clinical pathology 2021 Feb
- Difficulties in diagnostics of lung tumours in biopsies: an interpathologist concordance study evaluating the international diagnostic guidelines.
  Ericson Lindquist K, Ciornei C, Westbom-Fremer S, Gudinaviciene I, Ehinger A, Mylona N, Urdar R, Lianou M, Svensson F, Seidal T, Haglund F, Dobra K, Béndek M, Bardóczi E, Szablewska A, Witkowski M, Ramnefjell M, De Las Casas LE, Gulyas M, Hegedus A, Micke P, Brunnström H, Journal of clinical pathology 2021 Feb
- Superficial CD34-positive fibroblastic tumor: Cytologic features, tissue correlation, ancillary studies, and differential diagnosis of a recently described soft tissue neoplasm.
  Li W, Molnar SL, Mott M, White E, De Las Casas LE, Diagnostic cytopathology 2016 Nov 44 11 926-930
- Ipilimumab-Induced Granulomatous Disease Occurring Simultaneously With Disease Progression in a Patient With Metastatic Melanoma.
  Toumeh A, Sakhi R, Shah S, Arudra SK, De Las Casas LE, Skeel RT, American journal of therapeutics 2016 Jul-Aug 23 4 e1068-71
- Going beyond "Basaloid neoplasm": Fine needle aspiration cytology of epithelial-myoepithelial carcinoma of the parotid gland.
  Molnar SL, Zarka MA, De Las Casas LE, Diagnostic cytopathology 2016 May 44 5 422-5
- Metastatic small cell carcinoma of uterine cervix to the thyroid gland diagnosed by ultrasound guided fine needle aspiration (US-FNA) cytology: a proactive approach.
  Li W, Molnar S, Cantley R, Kurtycz DF, De Las Casas LE, Diagnostic cytopathology 2015 Apr 43 4 349-51
- Phosphorylation of tyrosine 285 of PAK1 facilitates ?PIX/GIT1 binding and adhesion turnover.
  Hammer A, Oladimeji P, De Las Casas LE, Diakonova M, FASEB journal : official publication of the Federation of American Societies for Experimental Biology 2015 Mar 29 3 943-59
- Cystic nephroma of the kidney.
  Jain S, Chaitanya Arudra SK, De Las Casas LE, The Journal of urology 2015 Jan 193 1 313-4
- RKIP Inhibits Local Breast Cancer Invasion by Antagonizing the Transcriptional Activation of MMP13.
  Datar I, Feng J, Qiu X, Lewandowski J, Yeung M, Ren G, Aras S, Al-Mulla F, Cui H, Trumbly R, Arudra SK, De Las Casas LE, de la Serna I, Bitar MS, Yeung KC, PloS one 2015 10 8 e0134494
- Pulmonary collision tumor consisting of adenocarcinoma and typical carcinoid--a case report and review of literature.
  Abbi KK, Hameed MK, Jiang Y, De Las Casas LE, Schwann TA, American journal of therapeutics 2014 Nov-Dec 21 6 e234-8
- A multiplex two-color real-time PCR method for quality-controlled molecular diagnostic testing of FFPE samples.
  Yeo J, Crawford EL, Blomquist TM, Stanoszek LM, Dannemiller RE, Zyrek J, De Las Casas LE, Khuder SA, Willey JC, PloS one 2014 9 2 e89395
- Giant Inflammatory Fibroid Polyp of the Descending Colon Treated with Endoscopic Resection.
  Kayyali A, Toumeh A, Ahmad U, De Las Casas LE, Nawras A, ACG case reports journal 2013 Oct 1 1 36-9
- Retroperitoneal metastatic germ cell tumor presenting as a psoas abscess: a diagnostic pitfall.
  Dieker CA, De Las Casas LE, Davis BR, The American journal of the medical sciences 2013 Jul 346 1 70-2
- Cecal diverticulitis after laparoscopic resection of appendiceal diverticulitis with perforation.
  Olivas VJ, Palladino H, De Las Casas LE, Davis BR, The American surgeon 2013 Jan 79 1 114-6
- Lymphadenoma of the parotid gland: cytological findings, tissue correlation and differential diagnosis.
  De Las Casas LE, Kalamegham R, Miranda RN, Boman DA, Ramos-Duran LR, Leon ME, Cytopathology : official journal of the British Society for Clinical Cytology 2011 Dec 22 6 418-20
- Laparoscopic aspiration cytology in rheumatoid ascites: a case report.
  De las Casas LE, Morales AM, Boman DA, Tyroch AH, Calleros-Macias JE, Miranda RN, Acta cytologica 2010 Nov-Dec 54 6 1123-6
- Intraoperative imprint cytology of central neurocytoma: The great oligodendroglioma mimicker.
  Klysik M, Gavito J, Boman D, Miranda RN, Hanbali F, De Las Casas LE, Diagnostic cytopathology 2010 Mar 38 3 202-7
- Tumor-to-tumor metastasis: Renal cell carcinoma metastatic to papillary carcinoma of thyroid-report of a case and review of the literature.
  Bohn OL, De las Casas LE, Leon ME, Head and neck pathology 2009 Dec 3 4 327-30
- Cardiac myxoma showing extramedullary hematopoiesis in a patient with beta thalassemia.
  Joukhadar R, De Las Casas LE, Lalude O, Gough D, Southern medical journal 2009 Jul 102 7 769-71
- Low-grade fibromyxoid sarcoma presenting clinically as a primary ovarian neoplasm: a case report.
  Winfield HL, De Las Casas LE, Greenfield WW, Santin AD, McKenney JK, International journal of gynecological pathology : official journal of the International Society of Gynecological Pathologists 2007 Apr 26 2 173-6
- Myelopoiesis in the liver of stillborns with evidence of intrauterine infection.
  Miranda RN, Omurtag K, Castellani WJ, De las Casas LE, Quintanilla NM, Kaabipour E, Archives of pathology & laboratory medicine 2006 Dec 130 12 1786-91
- Amplification of c-erbB2 oncogene: a major prognostic indicator in uterine serous papillary carcinoma.
  Santin AD, Bellone S, Van Stedum S, Bushen W, Palmieri M, Siegel ER, De Las Casas LE, Roman JJ, Burnett A, Pecorelli S, Cancer 2005 Oct 104 7 1391-7
- Determination of HER2/neu status in uterine serous papillary carcinoma: Comparative analysis of immunohistochemistry and fluorescence in situ hybridization.
  Santin AD, Bellone S, Van Stedum S, Bushen W, De Las Casas LE, Korourian S, Tian E, Roman JJ, Burnett A, Pecorelli S, Gynecologic oncology 2005 Jul 98 1 24-30
- Endocervical-like mucinous borderline tumors.
  Korourian S, Mckenney J, de Las Casas LE, The American journal of surgical pathology 2005 Mar 29 3 424; author reply 424
- Diagnostic value of GLUT-1 immunoreactivity to distinguish benign from malignant cystic squamous lesions of the head and neck in fine-needle aspiration biopsy material.
  Weiner MF, Miranda RN, Bardales RH, Mukunyadzi P, Baker SJ, Korourian S, De Las Casas LE, Diagnostic cytopathology 2004 Nov 31 5 294-9
- A morphologic and statistical comparative study of small-cell carcinoma and non-Hodgkin's lymphoma in fine-needle aspiration biopsy material from lymph nodes.
  De Las Casas LE, Gokden M, Mukunyadzi P, White P, Baker SJ, Hermonat PL, You H, Korourian S, Malak SF, Miranda RN, Diagnostic cytopathology 2004 Oct 31 4 229-34
- The serine protease stratum corneum chymotryptic enzyme (kallikrein 7) is highly overexpressed in squamous cervical cancer cells.
  Santin AD, Cane' S, Bellone S, Bignotti E, Palmieri M, De Las Casas LE, Roman JJ, Anfossi S, O'Brien T, Pecorelli S, Gynecologic oncology 2004 Aug 94 2 283-8
- Malignant melanoma metastatic to the liver. A cytomorphologic comparative study to identify reproducible diagnostic criteria.
  De Las Casas LE, Gokden M, Baker SJ, Korourian S, Hermonat PL, You H, Miranda RN, Shalkham JE, O'Brien LA, Mukunyadzi P, Acta cytologica 2004 Jan-Feb 48 1 32-8
- The novel serine protease tumor-associated differentially expressed gene-15 (matriptase/MT-SP1) is highly overexpressed in cervical carcinoma.
  Santin AD, Cane' S, Bellone S, Bignotti E, Palmieri M, De Las Casas LE, Anfossi S, Roman JJ, O'Brien T, Pecorelli S, Cancer 2003 Nov 98 9 1898-904
- AIDS presenting with cutaneous Kaposi's sarcoma and bacillary angiomatosis in the bone marrow mimicking Kaposi's sarcoma.
  Rosales CM, McLaughlin MD, Sata T, Katano H, Veno PA, de Las Casas LE, Miranda RN, AIDS patient care and STDs 2002 Dec 16 12 573-7
- Rare atypical squamous cells of undetermined significance (ASCUS): a clinically significant diagnosis?
  Hoerl HD, Roth-Cline MD, Shalkham JE, Pfister J, Stewart J, Guo Z, De Las Casas LE, Caya JG, Kurtycz DF, Diagnostic cytopathology 2002 Jul 27 1 5-9
- Radiologically guided percutaneous fine-needle aspiration biopsy of the liver: retrospective study of 119 cases evaluating diagnostic effectiveness and clinical complications.
  Guo Z, Kurtycz DF, Salem R, De Las Casas LE, Caya JG, Hoerl HD, Diagnostic cytopathology 2002 May 26 5 283-9
- Utility of urinary cytology for diagnosing human polyoma virus infection in transplant recipients: a study of 37 cases with electron microscopic analysis.
  De Las Casas LE, Hoerl HD, Bardales RH, Pirsch JD, Sempf JM, Wetzel DJ, Stewart J, Oberley TD, Kurtycz DF, Diagnostic cytopathology 2001 Dec 25 6 376-81
- Utility of additional slides from residual Preservcyt material in difficult ThinPrep gynecologic specimens: a prospective study of 58 cases.
  Hoerl HD, Wagner JL, De Las Casas LE, Shalkham JE, Hafez GR, Kurtycz DF, Diagnostic cytopathology 2001 Aug 25 2 141-7
- Radiologically guided percutaneous fine-needle aspiration biopsy of pelvic and retroperitoneal masses: a retrospective study of 68 cases.
  Guo Z, Kurtycz DF, De Las Casas LE, Hoerl HD, Diagnostic cytopathology 2001 Jul 25 1 43-9
- Myoepithelioma presenting as a midline cystic tongue lesion: cytology, histology, ancillary studies, and differential diagnosis.
  De Las Casas LE, Hoerl HD, Oberley TD, Hafez GR, Sempf JM, Shalkham JE, Kurtycz DF, Diagnostic cytopathology 2001 Jun 24 6 403-7
- Myxoid chondrosarcoma of the sphenoid sinus and chondromyxoid fibroma of the iliac bone: cytomorphologic findings of two distinct and uncommon myxoid lesions.
  De Las Casas LE, Singh HK, Halliday BE, Xu F, Strausbauch PH, Silverman JF, Diagnostic cytopathology 2000 Jun 22 6 383-9
- Primary meningeal rhabdomyosarcoma in a child with hypomelanosis of Ito.
  Xu F, De Las Casas LE, Dobbs LJ, Archives of pathology & laboratory medicine 2000 May 124 5 762-5
- Fine-needle aspiration cytology of mucous retention cyst of the tongue: distinction from other cystic lesions of the tongue.
  De Las Casas LE, Bardales RH, Diagnostic cytopathology 2000 May 22 5 308-12
- Hurthle cell adenoma of the mediastinum: intraoperative cytology and differential diagnosis with correlative gross, histology, and ancillary studies.
  De Las Casas LE, Williams HJ, Strausbauch PH, Silverman JF, Diagnostic cytopathology 2000 Jan 22 1 16-20
- Diabetic microangiopathy in the small bowel.
  De Las Casas LE, Finley JL, Histopathology 1999 Sep 35 3 267-70
- FNA of malignant melanoma: a brown stain without brown stains?
  De Las Casas LE, Raso DS, Baird DB, Silverman JF, Diagnostic cytopathology 1998 Aug 19 2 151-2