Juan Carlos Felix, 2017-04-29T04:31:42+00:00


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Juan Carlos Felix, MD
Professor of Clinical Pathology
Chief of Cytopathology
Director of Cytopathology Fellowship Program
GNH 1100 North State Street Off Campus Los Angeles
+1 323 409 3001


Li A, Lee RH, Felix JC, Minoo P, Goodwin TM. Alteration of secretory leukocyte protease inhibitor in human myometrium during labor. Am J Obstet Gynecol. 2009 Mar; 200(3):311. e1-311. e10. View in: PubMed

Maza M, Alfaro K, Garai J, Velado MM, Gage JC, Castle PE, Felix J, Luciani S, Campos N, Kim J, Masch R, Cremer M. Cervical cancer prevention in El Salvador (CAPE)-An HPV testing-based demonstration project: Changing the secondary prevention paradigm in a lower middle-income country. Gynecol Oncol Rep. 2017 May; 20:58-61. View in: PubMed

Cremer M, Maza M, Alfaro K, Morales Velado M, Felix J, Castle PE, Kim J, Gage JC. Scale-Up of an Human Papillomavirus Testing Implementation Program in El Salvador. J Low Genit Tract Dis. 2016 Dec 06. View in: PubMed

Felix JC, Lacey MJ, Miller JD, Lenhart GM, Spitzer M, Kulkarni R. The Clinical and Economic Benefits of Co-Testing Versus Primary HPV Testing for Cervical Cancer Screening: A Modeling Analysis. J Womens Health (Larchmt). 2016 Jun; 25(6):606-16. View in: PubMed

Brueggmann D, Opper N, Felix J, Groneberg DA, Mishell DR, Jaque JM. Development of a Cost-Effective Educational Tool to Promote Acceptance of the HPV Vaccination by Hispanic Mothers. J Community Health. 2016 Jun; 41(3):468-75. View in: PubMed

Felix J. mRNA-based hrHPV assay in cotesting for cervical cancer screening. MLO Med Lab Obs. 2016 Apr; 48(4):22-3. View in: PubMed

Cremer ML, Maza M, Alfaro KM, Kim JJ, Ditzian LR, Villalta S, Alonzo TA, Felix JC, Castle PE, Gage JC. Introducing a High-Risk HPV DNA Test Into a Public Sector Screening Program in El Salvador. J Low Genit Tract Dis. 2016 Apr; 20(2):145-50. View in: PubMed

Diedrich JT, Felix JC, Lonky NM. Contribution of Exocervical Biopsy, Endocervical Curettage, and Colposcopic Grading in Diagnosing High-Grade Cervical Intraepithelial Neoplasia. J Low Genit Tract Dis. 2016 Jan; 20(1):52-6. View in: PubMed

Campos NG, Maza M, Alfaro K, Gage JC, Castle PE, Felix JC, Cremer ML, Kim JJ. The comparative and cost-effectiveness of HPV-based cervical cancer screening algorithms in El Salvador. Int J Cancer. 2015 Aug 15; 137(4):893-902. View in: PubMed

Stany MP, Stone PJ, Felix JC, Amezcua CA, Groshen S, Ye W, Kyser KL, Howard RS, Zahn CM, Muderspach LI, Lentz SE, Chernofsky MR. Lymph Node Micrometastases in Early-Stage Cervical Cancer are Not Predictive of Survival. Int J Gynecol Pathol. 2015 Jul; 34(4):379-84. View in: PubMed

Alfaro KM, Gage JC, Rosenbaum AJ, Ditzian LR, Maza M, Scarinci IC, Miranda E, Villalta S, Felix JC, Castle PE, Cremer ML. Factors affecting attendance to cervical cancer screening among women in the Paracentral Region of El Salvador: a nested study within the CAPE HPV screening program. BMC Public Health. 2015; 15(1):1058. View in: PubMed

Diedrich JT, Felix JC, Lonky NM. Do colposcopically directed biopsy and endocervical curettage serve to induce regression of cervical intraepithelial neoplasia? J Low Genit Tract Dis. 2014 Oct; 18(4):322-5. View in: PubMed

Blue NR, Felix JC, Jaque J. Primary ovarian leiomyoma in a premenarchal adolescent: first reported case. J Pediatr Adolesc Gynecol. 2014 Aug; 27(4):e87-8. View in: PubMed

Rosenbaum AJ, Gage JC, Alfaro KM, Ditzian LR, Maza M, Scarinci IC, Felix JC, Castle PE, Villalta S, Miranda E, Cremer ML. Acceptability of self-collected versus provider-collected sampling for HPV DNA testing among women in rural El Salvador. Int J Gynaecol Obstet. 2014 Aug; 126(2):156-60. View in: PubMed

Patel S, Pinheiro M, Felix JC, Opper N, Ouzounian JG, Lee RH. A case-control review of placentas from patients with intrahepatic cholestasis of pregnancy. Fetal Pediatr Pathol. 2014 Aug; 33(4):210-5. View in: PubMed

Tierney KE, Lin PS, Amezcua C, Matsuo K, Ye W, Felix JC, Roman LD. Cervical conization of adenocarcinoma in situ: a predicting model of residual disease. Am J Obstet Gynecol. 2014 Apr; 210(4):366. e1-5. View in: PubMed

Guo J, Cremer M, Maza M, Alfaro K, Felix JC. Evaluation of a low-cost liquid-based pap test in rural el salvador: a split-sample study. J Low Genit Tract Dis. 2014 Apr; 18(2):151-5. View in: PubMed

Medeiros F, Felix JC. Intraoperative frozen section consultation in gynecologic pathology. Methods Mol Biol. 2014; 1180:209-20. View in: PubMed

Chandavarkar U, Kuperman JM, Muderspach LI, Opper N, Felix JC, Roman L. Endometrial echo complex thickness in postmenopausal endometrial cancer. Gynecol Oncol. 2013 Oct; 131(1):109-12. View in: PubMed

Quaas AM, Kono N, Mack WJ, Hodis HN, Felix JC, Paulson RJ, Shoupe D. Effect of isoflavone soy protein supplementation on endometrial thickness, hyperplasia, and endometrial cancer risk in postmenopausal women: a randomized controlled trial. Menopause. 2013 Aug; 20(8):840-4. View in: PubMed

Natavio MF, Taylor D, Lewis RA, Blumenthal P, Felix JC, Melamed A, Gentzschein E, Stanczyk FZ, Mishell DR. Temporal changes in cervical mucus after insertion of the levonorgestrel-releasing intrauterine system. Contraception. 2013 Apr; 87(4):426-31. View in: PubMed

Li A, Chan B, Felix JC, Xing Y, Li M, Brody SL, Borok Z, Li C, Minoo P. Tissue-dependent consequences of Apc inactivation on proliferation and differentiation of ciliated cell progenitors via Wnt and notch signaling. PLoS One. 2013; 8(4):e62215. View in: PubMed

Srivastava SA, Wang Y, Vallone J, Felix JC. Primary clear cell carcinoid tumors of the vulva. Am J Surg Pathol. 2012 Sep; 36(9):1371-5. View in: PubMed

Winter M, Cestero RM, Burg A, Felix JC, Han C, Raffo AM, Vasilev S. Fabric-based exocervical and endocervical biopsy in comparison with punch biopsy and sharp curettage. J Low Genit Tract Dis. 2012 Apr; 16(2):80-7. View in: PubMed

D'Orazio LM, Meyerowitz BE, Stone PJ, Felix J, Muderspach LI. Psychosocial adjustment among low-income Latina cervical cancer patients. J Psychosoc Oncol. 2011 Sep-Oct; 29(5):515-33. View in: PubMed

Nelken RS, Ozel BZ, Leegant AR, Felix JC, Mishell DR. Randomized trial of estradiol vaginal ring versus oral oxybutynin for the treatment of overactive bladder. Menopause. 2011 Sep; 18(9):962-6. View in: PubMed

Cremer M, Conlisk E, Maza M, Bullard K, Peralta E, Siedhoff M, Alonzo T, Felix J. Adequacy of visual inspection with acetic acid in women of advancing age. Int J Gynaecol Obstet. 2011 Apr; 113(1):68-71. View in: PubMed

Cremer M, Bullard K, Maza M, Peralta E, Moore E, Garcia L, Masch R, Lerner V, Alonzo TA, Felix J. Cytology versus visual inspection with acetic acid among women treated previously with cryotherapy in a low-resource setting. Int J Gynaecol Obstet. 2010 Dec; 111(3):249-52. View in: PubMed

Lewis RA, Taylor D, Natavio MF, Melamed A, Felix J, Mishell D. Effects of the levonorgestrel-releasing intrauterine system on cervical mucus quality and sperm penetrability. Contraception. 2010 Dec; 82(6):491-6. View in: PubMed

Reynolds EA, Tierney K, Keeney GL, Felix JC, Weaver AL, Roman LD, Cliby WA. Analysis of outcomes of microinvasive adenocarcinoma of the uterine cervix by treatment type. Obstet Gynecol. 2010 Nov; 116(5):1150-7. View in: PubMed

Lonky NM, Mahdavi A, Wolde-Tsadik G, Bajamundi K, Felix JC. Evaluation of the clinical performance of high-risk human papillomavirus testing for primary screening: a retrospective review of the Southern California Permanente Medical Group experience. J Low Genit Tract Dis. 2010 Jul; 14(3):200-5. View in: PubMed

Cremer ML, Alonzo TA, Alspach AE, Shulman IA, Cernosek S, Tsai S, Kalichanda N, Felix JC. Diagnostic reproducibility of cervical intraepithelial neoplasia 3 and atrophy in menopausal women on hematoxylin and eosin, Ki-67, and p16 stained slides. J Low Genit Tract Dis. 2010 Apr; 14(2):108-12. View in: PubMed

Paul M, Goodman S, Felix J, Lewis R, Hawkins M, Drey E. Early molar pregnancy: experience in a large abortion service. Contraception. 2010 Feb; 81(2):150-6. View in: PubMed

Cremer ML, Peralta EI, Dheming SG, Jimenez ME, Davis-Dao CA, Alonzo TA, Blumenthal PD, Felix JC. Digital assessment of the reproductive tract versus colposcopy for directing biopsies in women with abnormal Pap smears. J Low Genit Tract Dis. 2010 Jan; 14(1):5-10. View in: PubMed

Cremer ML, Conlisk E, Felix JC. HPV screening for cervical cancer in rural India. N Engl J Med. 2009 Jul 16; 361(3):305; author reply 306. View in: PubMed

Lee RH, Goodwin TM, Yang W, Li A, Wilson ML, Mullin PM, Felix JC. Quantitative detection of EP3-II, III and VI messenger RNA in gravid and non-gravid human myometrium using real-time RT-PCR. J Matern Fetal Neonatal Med. 2009 Jan; 22(1):59-64. View in: PubMed

Davis-Dao CA, Cremer M, Felix J, Cortessis VK. Effect of cervicitis on visual inspection with acetic acid. J Low Genit Tract Dis. 2008 Oct; 12(4):282-6. View in: PubMed

Li A, Felix JC, Yang W, Jain JK. Effect of mifepristone on the expression of endometrial secretory leukocyte protease inhibitor in new medroxyprogesterone acetate users. Fertil Steril. 2008 Sep; 90(3):872-5. View in: PubMed

Gupta P, Ozel B, Stanczyk FZ, Felix JC, Mishell DR. The effect of transdermal and vaginal estrogen therapy on markers of postmenopausal estrogen status. Menopause. 2008 Jan-Feb; 15(1):94-7. View in: PubMed

Klutke J, Ji Q, Campeau J, Starcher B, Felix JC, Stanczyk FZ, Klutke C. Decreased endopelvic fascia elastin content in uterine prolapse. Acta Obstet Gynecol Scand. 2008; 87(1):111-5. View in: PubMed

Archer DF, Hendrix S, Ferenczy A, Felix J, Gallagher JC, Rymer J, Skouby SO, den Hollander W, Stathopoulos V, Helmond FA. Tibolone histology of the endometrium and breast endpoints study: design of the trial and endometrial histology at baseline in postmenopausal women. Fertil Steril. 2007 Oct; 88(4):866-78. View in: PubMed

Goharkhay N, Lu J, Felix JC, Wing DA. Expression of calcitonin gene-related peptide-receptor component protein (CGRP-RCP) in human myometrium in differing physiological states and following misoprostol administration. Am J Perinatol. 2007 Sep; 24(8):497-500. View in: PubMed

Li A, Felix JC, Yang W, Xiong DW, Minoo P, Jain JK. Effect of mifepristone on endometrial matrix metalloproteinase expression and leukocyte abundance in new medroxyprogesterone acetate users. Contraception. 2007 Jul; 76(1):57-65. View in: PubMed

Minaglia S, Terbell H, Felix JC, Ballard CA. Polypoid cystitis resulting from ovarian abscess. Int Urogynecol J Pelvic Floor Dysfunct. 2007 May; 18(5):579-82. View in: PubMed

White T, Felix JC. Pelvic actinomycosis with retained intrauterine fetal bone: a case report. J Reprod Med. 2007 Mar; 52(3):220-2. View in: PubMed

Steiner AZ, Xiang M, Mack WJ, Shoupe D, Felix JC, Lobo RA, Hodis HN. Unopposed estradiol therapy in postmenopausal women: results from two randomized trials. Obstet Gynecol. 2007 Mar; 109(3):581-7. View in: PubMed

Jain JK, Li A, Yang W, Minoo P, Felix JC. Mifepristone alters expression of endometrial steroid receptors and their cofactors in new users of medroxyprogesterone acetate. Fertil Steril. 2007 Jan; 87(1):8-23. View in: PubMed

Jain JK, Li A, Yang W, Minoo P, Felix JC. Effects of mifepristone on proliferation and apoptosis of human endometrium in new users of medroxyprogesterone acetate. Hum Reprod. 2006 Mar; 21(3):798-809. View in: PubMed

Chernofsky MR, Felix JC, Muderspach LI, Morrow CP, Ye W, Groshen SG, Roman LD. Influence of quantity of lymph vascular space invasion on time to recurrence in women with early-stage squamous cancer of the cervix. Gynecol Oncol. 2006 Feb; 100(2):288-93. View in: PubMed

Wing DA, Goharkhay N, Felix JC, Rostamkhani M, Naidu YM, Kovacs BW. Expression of the oxytocin and V1a vasopressin receptors in human myometrium in differing physiologic states and following misoprostol administration. Gynecol Obstet Invest. 2006; 62(4):181-5. View in: PubMed

Kobak W, Lu J, Hardart A, Zhang C, Stanczyk FZ, Felix JC. Expression of lysyl oxidase and transforming growth factor beta2 in women with severe pelvic organ prolapse. J Reprod Med. 2005 Nov; 50(11):827-31. View in: PubMed

Jain JK, Li A, Nucatola DL, Minoo P, Felix JC. Nonoxynol-9 induces apoptosis of endometrial explants by both caspase-dependent and -independent apoptotic pathways. Biol Reprod. 2005 Aug; 73(2):382-8. View in: PubMed

Li A, Felix JC, Minoo P, Amezcua CA, Jain JK. Effect of mifepristone on proliferation and apoptosis of Ishikawa endometrial adenocarcinoma cells. Fertil Steril. 2005 Jul; 84(1):202-11. View in: PubMed

Eisenkop SM, Spirtos NM, Lin WM, Felix J. Laparoscopic modified radical hysterectomy: a strategy for a clinical dilemma. Gynecol Oncol. 2005 Feb; 96(2):484-9. View in: PubMed

Jain JK, Li A, Minoo P, Nucatola DL, Felix JC. The effect of nonoxynol-9 on human endometrium. Contraception. 2005 Feb; 71(2):137-42. View in: PubMed

Lonky NM, Felix J, Tsadik GW, Lonky S. False-negative hybrid capture II results related to altered adhesion molecule distribution in women with atypical squamous cells pap smear results and tissue-based human papillomavirus-positive high-grade cervical intraepithelial neoplasia. J Low Genit Tract Dis. 2004 Oct; 8(4):285-91. View in: PubMed

Lentz SE, Muderspach LI, Felix JC, Ye W, Groshen S, Amezcua CA. Identification of micrometastases in histologically negative lymph nodes of early-stage cervical cancer patients. Obstet Gynecol. 2004 Jun; 103(6):1204-10. View in: PubMed

Padilla-Paz LA, Carlson J, Twiggs LB, Lonky N, Crum CP, Felix J, Hunter V, Krumholz B, Massad LS, Benedet JL. Evidence supporting the current management guidelines for high-grade squamous intraepithelial lesion cytology. J Low Genit Tract Dis. 2004 Apr; 8(2):139-46. View in: PubMed

Jain JK, Nicosia AF, Nucatola DL, Lu JJ, Kuo J, Felix JC. Mifepristone for the prevention of breakthrough bleeding in new starters of depo-medroxyprogesterone acetate. Steroids. 2003 Nov; 68(10-13):1115-9. View in: PubMed

Wang L, Felix JC, Lee JL, Tan PY, Tourgeman DE, O'Meara AT, Amezcua CA. The proto-oncogene c-kit is expressed in leiomyosarcomas of the uterus. Gynecol Oncol. 2003 Aug; 90(2):402-6. View in: PubMed

Pan VL, Goharkhay N, Felix JC, Wing DA. FGL2 prothrombinase messenger RNA expression in gravid and nongravid human myometrium. Am J Obstet Gynecol. 2003 Apr; 188(4):1057-62. View in: PubMed

Wing DA, Goharkhay N, Hanna M, Naidu YM, Kovacs BW, Felix JC. EP3-2 receptor mRNA expression is reduced and EP3-6 receptor mRNA expression is increased in gravid human myometrium. J Soc Gynecol Investig. 2003 Apr; 10(3):124-9. View in: PubMed

Rodgers KE, Espinoza T, Felix J, Roda N, Maldonado S, diZerega G. Acceleration of healing, reduction of fibrotic scar, and normalization of tissue architecture by an angiotensin analogue, NorLeu3-A(1-7). Plast Reconstr Surg. 2003 Mar; 111(3):1195-206. View in: PubMed

Lonky NM, Felix JC, Naidu YM, Wolde-Tsadik G. Triage of atypical squamous cells of undetermined significance with hybrid capture II: colposcopy and histologic human papillomavirus correlation. Obstet Gynecol. 2003 Mar; 101(3):481-9. View in: PubMed

Felix JC. The science behind the effectiveness of in vivo screening. Am J Obstet Gynecol. 2003 Mar; 188(3 Suppl):S8-12. View in: PubMed

Boostanfar R, Amezcua CA, Tourgeman DE, Roy S, Felix JC, Stanczyk FZ. Growth effects of raloxifene, estradiol, medroxy-progesterone acetate, and progesterone on human endometrial adenocarcinoma cells. Fertil Steril. 2003 Jan; 79(1):223-5. View in: PubMed

Felix JC, Amezcua C. In vitro adjuncts to the pap smear. Obstet Gynecol Clin North Am. 2002 Dec; 29(4):685-99, vii. View in: PubMed

Monk BJ, Cogan M, Felix JC, Lonky NM, Bentz JS, Marshall CJ, Cestero RM, Rowe LR, Lonky SA. A stiff bristled, spiral-shaped ectocervical brush: a device for transepithelial tissue biopsy. Obstet Gynecol. 2002 Dec; 100(6):1276-84. View in: PubMed

Tourgeman DE, Lu JJ, Boostanfar R, Amezcua C, Felix JC, Paulson RJ. Human chorionic gonadotropin suppresses ovarian epithelial neoplastic cell proliferation in vitro. Fertil Steril. 2002 Nov; 78(5):1096-9. View in: PubMed

Hawes D, Liu PY, Muggia FM, Wilczynski S, Cote R, Felix J, Terada K, Belt RJ, Alberts DS. Correlation of p53 immunostaining in primary and residual ovarian cancer at the time of positive second-look laparotomy and its prognostic role: a Southwest Oncology Group ancillary study. Gynecol Oncol. 2002 Oct; 87(1):17-23. View in: PubMed

Hindle WH, Arias RD, Felix JC, Sueda A. Breast cancer: adaptation of fine-needle aspiration to office practice. Clin Obstet Gynecol. 2002 Sep; 45(3):761-6. View in: PubMed

Felix JC, Lonky NM, Tamura K, Yu KJ, Naidu Y, Lai CR, Lonky SA. Aberrant expression of E-cadherin in cervical intraepithelial neoplasia correlates with a false-negative Papanicolaou smear. Am J Obstet Gynecol. 2002 Jun; 186(6):1308-14. View in: PubMed

Goharkhay N, Wing DA, Pan V, McCausland V, Hanna M, Naidu YM, Felix JC. The expression of EP3-6 and inducible nitric oxide synthase messenger RNA are correlated in pregnant and misoprostol-treated but not in nongravid or menopausal myometrium. Am J Obstet Gynecol. 2002 Jun; 186(6):1202-6. View in: PubMed

Cozen W, Peters R, Reichardt JK, Ng W, Felix JC, Wan P, Pike MC. Galactose-1-phosphate uridyl transferase (GALT) genotype and phenotype, galactose consumption, and the risk of borderline and invasive ovarian cancer (United States). Cancer Causes Control. 2002 Mar; 13(2):113-20. View in: PubMed

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