50349-Collins, Katrina

Katrina Collins, MD, MS

Assistant Professor of Clinical Pathology & Laboratory Medicine

IU Health Pathology Laboratory
350 W 11th Street, Rm 4046

Indianapolis, IN 46202


M.D. American University of Antigua
Resident in Anatomic/Clinical Pathology, Hartford Hospital, Hartford, CT
Fellow in Hematopathology, Hartford Hospital, Hartford, CT
Fellow in Surgical Pathology, The University of Texas M.D. Anderson Cancer Center, Houston, TX
Fellow in Genitourinary Pathology, Indiana University, Indianapolis, IN

Diplomate of the American Board of Pathology in Anatomic/Clinical Pathology 

Key Publications

Collins K, Sholl LM, Siegmund S, Dickson BC, Colecchia M, Michalova K, Hwang M, Ulbright TM, Kao CS, van Leenders GLH, Mehta V, Trpkov K, Yilmaz A, Cimadamore A, Matoso A, Epstein JI, Maclean F, Comperat E, Anderson WJ, Fletcher CDM, Acosta AM. Myoid Gonadal Stromal Tumors are Characterized by Recurrent Chromosome-Level Copy Number Gains: Molecular Assessment of a Multi-Institutional Series. Histopathology. 2023; 82(3):431-438. PMID: 36226695 

Collins K, Puello Yocum B*, Mesa H, Cramer H, Saeed O. Comparison of Endoscopic Ultrasound (EUS)-Guided Fine Needle Aspiration Cytology versus Endoscopic Biopsy for the Diagnosis of Subepithelial Lesions of the Upper and Lower Gastrointestinal Tract: A 10-Year Retrospective Single Institution Analysis. Diagn Cytopathol. 2023 Apr 6. Online ahead of print. PMID: 37021663 

Collins K, Sholl LM, Vargas SO, Cornejo KM, Kravstov O, Dickson BC, Idrees MT, Ulbright TM, Acosta AM. Testicular Juvenile Granulosa Cell Tumors Demonstrate Recurrent Loss of Chromosome 10 and Absence of Molecular Alterations Described in Ovarian Counterparts.  Mod Pathol. 2023; 36(6):100142 

Collins K, Hwang M, Antic T, Paintal A, Argani P, Matoso A, Gopinath A, Baskovich B, Mehra R, Williamson SR, Idrees MT, Barletta JA, Anderson WJ, Hirsch MS, Hornick JL, Acosta AM. Merlin immunohistochemistry is useful in diagnosis of tumours within the spectrum of biphasic hyalinizing psammomatous renal cell carcinoma. Histopathology. 2002. Online ahead of print. PMID: 35971742

Puello Yocum B, Hwang M, Mesa H. Collins K. Differential Diagnosis of Cystic Lesions of the Spleen: A Review of Clinical, Imaging, and Pathological Findings. (**Publication with a mentoring role**) Int J Surg Pathol. 2022. Online ahead of print. PMID: 35818747

Collins K, Cheng L. Morphologic spectrum of treatment-related changes in prostate tissue and prostate cancer: an updated review. Hum Pathol. 2022:127:56-55. PMID: 35716730

Collins K, Warmke LM, Chen S, Ulbright TM. Angiomyofibroblastoma and potentially mimicking soft tissue tumors that may occasionally present in the retroperitoneum: an approach to the differential diagnosis with report of an unusual index case abutting the kidney. Adv Anat Pathol. 2022;29(3):141-153. PMID: 35275847

Collins K, Brocken E, Bahler CD, Alabd A, Koch MO, Cheng L. High Intensity Focused Ultrasound for the Treatment of Prostate Cancer: Assessing Location of Failure after Focal Therapy in Prostate Cancer and Review of Histological Characteristics and Clinicopathologic Correlates after Treatment: A 5-Year Experience. Hum Pathol. 2021; 119:79-84 [Online ahead of print] PMID: 34801600

Collins K, Al-Obaidy K, Warmke LM, Cary C, Chen S. Localized amyloidosis of the prostatic urethra mimicking urothelial carcinoma. Am J Clin Exp Urol. 2021;9(5):403-412. PMID: 34796257

Collins K, Alkashash AM, Hwang M, Kaimakliotis HZ, Cheng L, Idress MT. Somatic type yolk sac tumor arising as a predominant component of bladder urothelial carcinoma (**Publication with a mentoring role**). Int J Surg Pathol. 2021; 30(2):207-213 [Online ahead of print] PMID: 34255554

Collins K, Ramalingam P, Euscher ED, Garcia A, Reques A, Malpica A. Uterine Inflammatory Myofibroblastic Neoplasms with Aggressive Behavior, Including an Epithelioid Inflammatory Myofibroblastic Sarcoma: A Clinicopathologic Study of 9 Cases. Am J Surg Pathol. 2021;46(1):105-117. [Online ahead of print] PMID: 34138797

Collins K, Oramas DM, Guccione J, Elsayes KM, Habra MA, Zhang M, Cheng L. Incidentally discovered myelolipomatous adrenal adenomas, including six cases presenting with hypercortisolism. Pathol Res Pract. 2021. 224:153508. PMID: 34119816

Collins K, Aung PP, Gu J, Nagarajan P, Curry JL, Ivan D, Prieto VG, Tetzlaff M, Huen A, Duvic M, Miranda RN, Vega F, Torres-Cabala CA. Is Immunohistochemical Expression of GATA-3 Helpful in the Differential Diagnosis of Transformed Mycosis Fungoides and Cutaneous CD30-Positive T-Cell Lymphoproliferative Disorders? Virchows Arch. 2021;479(2):377-383. PMID: 33604757

Collins K, Newcomb PH, Cartun R, Ligato S. Utility and limitations of albumin RNA in situ hybridization in the diagnosis of hepatobiliary lesions and metastatic carcinomas to the liver. Applied Immunohistochemistry and Molecular Morphology. 2021;29(3):180-187. PMID: 33208670

Collins K, Hwang M, Hamza A, Rao P. Prevalence of High-Risk Human Papillomavirus in Primary Squamous Cell Carcinoma of Urinary Bladder. Pathology - Research and Practice. 2020;216(9):153084.  PMID: 32825952

Collins K, Cardinali JL, Mnayer LO, DiGiuseppe JA. CD49f protein expression varies among genetic subgroups of B lymphoblastic leukemia and is distcintly low in KMT2A-rearrnged cases. Cytometry. 2020; 1-6. [Epub ahead of print] PMID: 31894899

Cho WC, Collins K, Mnayer L, Cartun R, Earle J. Concurrent Eosinophilic Solid and Cystic Renal Cell Carcinoma and Angiomyolipoma with Epithelial Cysts in the Setting of Tuberous Sclerosis Complex: A Rare Synchronous Occurrence of Two Distinct Entities. Int J Surg Pathol. 2019; 27(7):804-811. PMID: 31142207

Collins K, Ligato S. Duodenal Epithelial Polyps: A Clinicopathologic Review. Arch Pathol Lab Med. 2019; 143(3):370-385. PMID: 30354274

Collins K, Cartun R, Ricci A. Micropapillary variant of Mucinous Breast Carcinoma: An Underrecognized Variant. Breast J. 2018; 24(3); 3339-342. PMID: 29063656

Collins K, Buckley T, Anderson K, Karasik M, Ligato S. Perivascular Epithelioid Cell Tumor of Pancreas diagnosed preoperatively by Endoscopic Ultrasound-Guided Fine-Needle Aspiration: A Case Report and Review of Literature. Diagnostic Cytopathology. 2017; 45(1):59-65. PMID: 27628738

Titles & Appointments

  • Assistant Professor of Clinical Pathology & Laboratory Medicine
  • Enterprise Clinical Research Operations, Biorepository Steering Committee
  • Indiana University School of Medicine, Student Research Committee
  • Education
    2012 MD American University of Antigua
    2005 MS University of Arkansas
    2004 BS University of Arkansas
  • Professional Organizations
    United States and Canadian Academy of Pathology
    American Society of Clinical Pathology
    College of American Pathologists
    Genitourinary Pathology Society
    Indiana Association of Pathologists
    International Society of Urological Pathology
  • Awards
    Org: American Society of Clinical Pathology
    Desc: 40 under Forty Honoree
    Scope: National
    Date: 2022-07-06
    Org: American Society of Dermatopatholoy
    Desc: Physician-in-Training Award, Best Oral Abstract Presentation
    Scope: National
    Date: 2020-12-03
    Org: The University of Texas M.D. Anderson Cancer Center
    Desc: Chairman’s Mentored Research Trainee Award
    Scope: Department
    Date: 2019-08-27
    Org: The Pathologist
    Desc: Trailblazers of the Lab, 2019 Power List
    Scope: National
    Date: 2019-07-31
    Org: Hartford Hospital
    Desc: Ronald S. Beckett Book Award
    Scope: Department
    Date: 2018-06-30
    Org: College of American Pathologists
    Desc: CAP17 Residents Forum Photography Contest, 1st place
    Scope: National
    Date: 2017-10-08

Looking for patient care?

To schedule an appointment with a faculty member physician of IU School of Medicine, contact Indiana University Health at 888-484-3258 or use the physician finder by clicking the button below.

Find a doctor