Omar Hameed
Faculty Member
Last active: 3/21/2014


None provided


The following timeline graph is generated from all co-authored publications.

Featured publications are shown below:

  1. Prognostic factors in patients with metastatic breast cancer at the time of diagnosis. Ren Z, Li Y, Hameed O, Siegal GP, Wei S (2014) Pathol Res Pract 210(5): 301-6
    › Primary publication · 24635972 (PubMed)
  2. The predictive ability of a CK5/p63/CK8/18 antibody cocktail in stratifying breast papillary lesions on needle biopsy: an algorithmic approach works best. Reisenbichler ES, Adams AL, Hameed O (2013) Am J Clin Pathol 140(6): 767-79
    › Primary publication · 24225742 (PubMed)
  3. Incidental atypical proliferative lesions in reduction mammoplasty specimens in patients with a history of breast cancer. Li Z, Fadare O, Hameed O, Zhao C, Desouki MM (2014) Hum Pathol 45(1): 104-9
    › Primary publication · 24182561 (PubMed)
  4. Syndecan-1 overexpression is associated with nonluminal subtypes and poor prognosis in advanced breast cancer. Nguyen TL, Grizzle WE, Zhang K, Hameed O, Siegal GP, Wei S (2013) Am J Clin Pathol 140(4): 468-74
    › Primary publication · 24045542 (PubMed)
  5. Significant variation of immunohistochemical marker expression in paired primary and metastatic clear cell renal cell carcinomas. Pan Z, Grizzle W, Hameed O (2013) Am J Clin Pathol 140(3): 410-8
    › Primary publication · 23955461 (PubMed)
  6. RAMP1 is a direct NKX3.1 target gene up-regulated in prostate cancer that promotes tumorigenesis. Logan M, Anderson PD, Saab ST, Hameed O, Abdulkadir SA (2013) Am J Pathol 183(3): 951-63
    › Primary publication · 23867798 (PubMed) · PMC3763771 (PubMed Central)
  7. Incidental atypical proliferative lesions in reduction mammoplasty specimens: analysis of 2498 cases from 2 tertiary women's health centers. Desouki MM, Li Z, Hameed O, Fadare O, Zhao C (2013) Hum Pathol 44(9): 1877-81
    › Primary publication · 23656973 (PubMed)
  8. The impact of tumor size in breast needle biopsy material on final pathologic size and tumor stage: a detailed analysis of 222 consecutive cases. Edwards HD, Oakley F, Koyama T, Hameed O (2013) Am J Surg Pathol 37(5): 739-44
    › Primary publication · 23552386 (PubMed)
  9. Factors associated with residual disease after initial breast-conserving surgery for ductal carcinoma in situ. Wei S, Kragel CP, Zhang K, Hameed O (2012) Hum Pathol 43(7): 986-93
    › Primary publication · 22221704 (PubMed)
  10. Evaluation of dual immunohistochemistry and chromogenic in situ hybridization for HER2 on a single section. Reisenbichler ES, Horton D, Rasco M, Andea A, Hameed O (2012) Am J Clin Pathol 137(1): 102-10
    › Primary publication · 22180483 (PubMed)
  11. Head and neck mucosal malignant melanoma: clinicopathologic correlation with contemporary review of prognostic indicators. Kerr EH, Hameed O, Lewis JS, Bartolucci AA, Wang D, Said-Al-Naief N (2012) Int J Surg Pathol 20(1): 37-46
    › Primary publication · 21862490 (PubMed)
  12. Diagnostic utility of PAX8, TTF-1 and napsin A for discriminating metastatic carcinoma from primary adenocarcinoma of the lung. Ye J, Hameed O, Findeis-Hosey JJ, Fan L, Li F, McMahon LA, Yang Q, Wang HL, Xu H (2012) Biotech Histochem 87(1): 30-4
    › Primary publication · 21838611 (PubMed)
  13. Is there a role for fatty acid synthase in the diagnosis of prostatic adenocarcinoma?: A comparison with AMACR. Wu X, Zayzafoon M, Zhang X, Hameed O (2011) Am J Clin Pathol 136(2): 239-46
    › Primary publication · 21757596 (PubMed)
  14. The impact of implementation of the Bethesda System for Reporting Thyroid Cytopathology on the quality of reporting, "risk" of malignancy, surgical rate, and rate of frozen sections requested for thyroid lesions. Crowe A, Linder A, Hameed O, Salih C, Roberson J, Gidley J, Eltoum IA (2011) Cancer Cytopathol 119(5): 315-21
    › Primary publication · 21751427 (PubMed)
  15. Lack of correlation between microvascular density and pathological features and outcomes in sinonasal and oral mucosal melanomas. Kerr EH, Wang D, Lewis JS, Said-Al-Naief N, Hameed O (2011) Head Neck Pathol 5(3): 199-204
    › Primary publication · 21424261 (PubMed) · PMC3173531 (PubMed Central)
  16. Breast carcinomas with isolated bone metastases have different hormone receptor expression profiles than those with metastases to other sites or multiple organs. Wei S, Li Y, Siegal GP, Hameed O (2011) Ann Diagn Pathol 15(2): 79-83
    › Primary publication · 21163679 (PubMed) · PMC3169204 (PubMed Central)
  17. Luminal cytokeratin expression profiles of breast papillomas and papillary carcinomas and the utility of a cytokeratin 5/p63/cytokeratin 8/18 antibody cocktail in their distinction. Reisenbichler ES, Balmer NN, Adams AL, Pfeifer JD, Hameed O (2011) Mod Pathol 24(2): 185-93
    › Primary publication · 21076459 (PubMed)
  18. Reproducibility in the diagnosis of needle core biopsies of non-palpable breast lesions: an international study using virtual slides published on the world-wide web. Zito FA, Verderio P, Simone G, Angione V, Apicella P, Bianchi S, Conde AF, Hameed O, Ibarra J, Leong A, Pennelli N, Pezzica E, Vezzosi V, Ventrella V, Pizzamiglio S, Paradiso A, Ellis I (2010) Histopathology 56(6): 720-6
    › Primary publication · 20546337 (PubMed)
  19. Nuclear grade and survival in invasive lobular carcinoma: a case series with long-term follow-up. Adams AL, Li Y, Pfeifer JD, Hameed O (2010) Breast J 16(4): 445-7
    › Primary publication · 20522101 (PubMed)
  20. Myxoid cystitis with "chordoid" lymphocytes: another mimic of invasive urothelial carcinoma. Hameed O (2010) Am J Surg Pathol 34(7): 1061-5
    › Primary publication · 20305536 (PubMed)
  21. Pseudoneoplastic mimics of prostate and bladder carcinomas. Hameed O, Humphrey PA (2010) Arch Pathol Lab Med 134(3): 427-43
    › Primary publication · 20196670 (PubMed)
  22. Histologic grading of invasive lobular carcinoma: does use of a 2-tiered nuclear grading system improve interobserver variability? Adams AL, Chhieng DC, Bell WC, Winokur T, Hameed O (2009) Ann Diagn Pathol 13(4): 223-5
    › Primary publication · 19608079 (PubMed)
  23. Papillary carcinoma of the breast lacks evidence of RET rearrangements despite morphological similarities to papillary thyroid carcinoma. Hameed O, Perry A, Banerjee R, Zhu X, Pfeifer JD (2009) Mod Pathol 22(9): 1236-42
    › Primary publication · 19543246 (PubMed)
  24. Estrogen and progesterone receptor expression is not always specific for mammary and gynecologic carcinomas: a tissue microarray and pooled literature review study. Wei S, Said-Al-Naief N, Hameed O (2009) Appl Immunohistochem Mol Morphol 17(5): 393-402
    › Primary publication · 19417624 (PubMed)
  25. Attenuated podoplanin staining in breast myoepithelial cells: a potential caveat in the diagnosis of lymphatic invasion. Yang Z, Adams AL, Hameed O (2009) Appl Immunohistochem Mol Morphol 17(5): 425-30
    › Primary publication · 19363443 (PubMed)
  26. Differential expression of immunohistochemical markers in bladder smooth muscle and myofibroblasts, and the potential utility of desmin, smoothelin, and vimentin in staging of bladder carcinoma. Council L, Hameed O (2009) Mod Pathol 22(5): 639-50
    › Primary publication · 19252475 (PubMed)
  27. Occult primary. Ettinger DS, Agulnik M, Cristea M, Eaton K, Fidias PM, Gockerman JP, Hameed O, Handorf C, Harris EI, Jacobs CD, Javle M, Khushalani NI, Kvols L, Lenzi R, Lewis NL, Rashid A, Saltz L, Shulman LN, Zager JS, Zhen W (2008) J Natl Compr Canc Netw 6(10): 1026-60
    › Primary publication · 19176200 (PubMed)
  28. Immunohistochemistry in the evaluation of neovascularization in tumor xenografts. Wang D, Stockard CR, Harkins L, Lott P, Salih C, Yuan K, Buchsbaum D, Hashim A, Zayzafoon M, Hardy RW, Hameed O, Grizzle W, Siegal GP (2008) Biotech Histochem 83(3-4): 179-89
    › Primary publication · 18846440 (PubMed) · PMC2651088 (PubMed Central)
  29. Using a higher cutoff for the percentage of HER2+ cells decreases interobserver variability in the interpretation of HER2 immunohistochemical analysis. Hameed O, Adams AL, Baker AC, Balmer NE, Bell WC, Burford HN, Chhieng DC, Jhala NC, Klein MJ, Winokur T (2008) Am J Clin Pathol 130(3): 425-7
    › Primary publication · 18701416 (PubMed)
  30. Human epidermal growth factor receptor 2 testing in breast cancer: 30% versus 10% cutoff for immunohistochemistry. Hameed O, Chhieng D, Adams AL (2008) J Clin Oncol 26(9): 1571
    › Primary publication · 18349417 (PubMed)
  31. Human epidermal growth factor receptor 2 testing in breast cancer: 30% versus 10% cutoff for immunohistochemistry. Hameed O, Chhieng DC, Adams AL (2008) Arch Pathol Lab Med 132(3): 319
    › Primary publication · 18318571 (PubMed)
  32. Does using a higher cutoff for the percentage of positive cells improve the specificity of HER-2 immunohistochemical analysis in breast carcinoma? Hameed O, Chhieng DC, Adams AL (2007) Am J Clin Pathol 128(5): 825-9
    › Primary publication · 17951206 (PubMed)
  33. Hepatoid carcinoma of the pancreas: a case report and literature review of a heterogeneous group of tumors. Hameed O, Xu H, Saddeghi S, Maluf H (2007) Am J Surg Pathol 31(1): 146-52
    › Primary publication · 17197931 (PubMed)
  34. Stratified epithelium in prostatic adenocarcinoma: a mimic of high-grade prostatic intraepithelial neoplasia. Hameed O, Humphrey PA (2006) Mod Pathol 19(7): 899-906
    › Primary publication · 16607376 (PubMed)
  35. Immunohistochemistry in diagnostic surgical pathology of the prostate. Hameed O, Humphrey PA (2005) Semin Diagn Pathol 22(1): 88-104
    › Primary publication · 16512601 (PubMed)
  36. Immunohistochemical staining for cyclin D1 and Ki-67 aids in the stratification of atypical ductal hyperplasia diagnosed on breast core biopsy. Hameed O, Ghali VS, Tartter PI, Mizrachi H (2005) Am J Clin Pathol 124(6): 862-72
    › Primary publication · 16416735 (PubMed)
  37. p63/AMACR antibody cocktail restaining of prostate needle biopsy tissues after transfer to charged slides: a viable approach in the diagnosis of small atypical foci that are lost on block sectioning. Hameed O, Humphrey PA (2005) Am J Clin Pathol 124(5): 708-15
    › Primary publication · 16203278 (PubMed)
  38. Classifying "recurrent" breast cancer: lost heterozygosity found. Hameed O, Pfeifer JD (2005) Am J Clin Pathol 123(5): 641-3
    › Primary publication · 15981802 (PubMed)
  39. Immunohistochemical stains for p63 and alpha-methylacyl-CoA racemase, versus a cocktail comprising both, in the diagnosis of prostatic carcinoma: a comparison of the immunohistochemical staining of 430 foci in radical prostatectomy and needle biopsy tissues. Hameed O, Sublett J, Humphrey PA (2005) Am J Surg Pathol 29(5): 579-87
    › Primary publication · 15832080 (PubMed)