Nidia Messias, MD

Nidia Messias, MD

Associate Professor, Pathology & Immunology
Director, Renal/Genitourinary (GU) Fellowship
Director, Anatomic Pathology Quality & Safety

Additional Titles

  • Director, Renal/Genitourinary (GU) Fellowship
  • Director, Anatomic Pathology Quality & Safety


  • Anatomic & Molecular Pathology


  • MD: Faculdade de Medicina do Ceara – Brazil
  • Residency: University of Maryland
  • Fellowship: Johns Hopkins University


  • Renal Pathology

Clinical Interests

  • Renal Pathology
  • GU Pathology

Research Interests

  • Renal pathology, particularly glomerulonephritis
  • Transplant pathology

Selected Publications

Hemolysis-associated hemoglobin cast nephropathy results from a range of clinicopathologic disorders. Dvanajscak Z, Walker PD, Cossey LN, Messias NC, Boils CL, Kuperman MB, Larsen CP. Kidney Int. 2019 Dec;96(6):1400-1407.
B7-1 immunostaining in proteinuric kidney disease. Larsen CP, Messias NC, Walker PD. Am J Kidney Dis. 2014 Dec;64(6):1001-3.
Membranoproliferative glomerulonephritis with masked monotypic immunoglobulin deposits. Larsen CP, Messias NC, Walker PD, Fidler ME, Cornell LD, Hernandez LH, Alexander MP, Sethi S, Nasr SH. Kidney Int. 2015 Oct;88(4):867-73.
Membranous-like glomerulopathy with masked IgG kappa deposits. Larsen CP, Ambuzs JM, Bonsib SM, Boils CL, Cossey LN, Messias NC, Silva FG, Wang YH, Gokden N, Walker PD. Kidney Int. 2014 Jul;86(1):154-61.
Paraffin immunofluorescence in the renal pathology laboratory: more than a salvage technique. Messias NC, Walker PD, Larsen CP. Mod Pathol. 2015 Jun;28(6):854-60.
Histopathologic findings associated with APOL1 risk variants in chronic kidney disease. Larsen CP, Beggs ML, Saeed M, Ambruzs JM, Cossey LN, Messias NC, Walker PD, Freedman BI. Mod Pathol. 2015 Jan;28(1):95-102.
Defining the spectrum of immunoglobulin A-dominant/codominant glomerular deposition in diabetic nephropathy. Cossey LN, Messias N, Messias E, Walker PD, Silva FG. Hum Pathol. 2014 Nov;45(11):2294-301.
Histopathologic effect of APOL1 risk alleles in PLA2R-associated membranous glomerulopathy. Larsen CP, Beggs ML, Walker PD, Saeed M, Ambruzs JM, Messias NC. Am J Kidney Dis. 2014 Jul;64(1):161-3.

Charlsey Robinson
BJC-IOH Room 3422