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Presentation of IgAN

Definitions 
ACEi, angiotensin-converting enzyme inhibitor; ARB, angiotensin receptor blocker; BP, blood pressure; eGFR, estimated glomerular filtration rate; lgAN, immunoglobulin A nephropathy; MEST-C. mesangial hypercellularity (M), endocapillary hypercellularity (E), segmentaI glomerulosclerosis (S), tubular atrophy (T), and crescents (C); MOA, mechanism of action; PCP, primary care provider; RASi, renin-angiotensin system inhibitor; SGLT2i, sodium/glucose cotransporter-2 inhibitor.

References
1. Rovin BH, Adler SG, Barratt J, et al; Kidney Disease: Improving Global Outcomes (KDIGO) Glomerular Diseases Work Group. KDIGO 2021 clinical practice guideline for the management of glomerular diseases. Kidney Int. 2021;100(suppl4):S1-S276. doi:10.1016/j.kint.2021.05.021
2. Medjeral-Thomas NR, Troldborg A, Constantinou N, et al. Progressive IgA nephropathy is associated with low circulating mannan-binding lectin–associated serine protease-3 (MASP-3) and increased glomerular factor H–related protein-5 (FHR5) deposition. Kidney Int Rep. 2018;3(2):426-438. doi:10.1016/j.ekir.2017.11.015
3. Lim RS, Yeo SC, Barratt J, Rizk DV. An update on current therapeutic options in IgA nephropathy. J Clin Med. 2024;13(4):947. doi:10.3390/jcm13040947
4. Fabhalta. Prescribing information. Novartis Pharmaceuticals Corp.
5. Data on file. Novartis Pharmaceuticals Corp; 2024.
6. Rizk DV, Rovin BH, Zhang H, et al. Targeting the alternative complement pathway with iptacopan to treat IgA nephropathy: design and rationale of the APPLAUSE-IgAN study. Kidney Int Rep. 2023;8(5):968-979. doi:10.1016/j.ekir.2023.01.041