A Case of Essential Thrombocythemia and IgA Nephropathy with Literature Review of the Concurrence

Table 1

Biopsy results of essential thrombocythemia and glomerulonephropathy cases.

Case	Sex	Age	Renal biopsy findings	Renal diagnosis	Time after ET diagnosis	Source
1	Male	68	Mesangial PAS (+) fibrillary deposits without mesangial proliferation or crescent formation; (+) IgG on immunohistochemical staining; Weakly (+) IgA, IgM, and C3	Fibrillary glomerulonephritis	30 years	Asaba et al. [6]
2	Male	25	Diffuse mesangial sclerosis with proliferation; Segmental capillary thickening immunohistochemical staining (-)	FSGS	Unknown	Au et al. [7]
3	Female	39	Global & segmental sclerosis; Segmental mesangial IgM and C3 deposits	FSGS	Unknown	Au et al. [7]
4	Female	70	Mesangial proliferation; Foot process effacement on electron microscopy; Mesangial deposits (-) for immunoglobulin or complement	N/A	24 years	Usui et al. [8]
5	Female	74	Glomerular sclerosis; Diffuse mesangial proliferation; Features of chronic thrombotic microangiopathy; Glomerular basement membrane thickening	Myeloproliferative neoplasm-related glomerulopathy	7 years	Said et al. [11]
6	Female	63	Mesangial proliferation; IgM (+) on immunohistochemical staining; Weakly IgA (+) on immunohistochemical staining; Without mesangial deposits on electron microscopy	N/A	3 years	Fujita and Hatta [13]
7	Female	76	Mesangial proliferation with crescent formation; IgG and IgA (+) on immunohistochemical staining; Dense deposits in the mesangium on electron microscopy	IgA nephropathy	3 years	Fujita and Hatta [13]
8	Male	76	Segmental sclerosis and hyalinosis; Segmental IgM (+) deposits; Foot process effacement on electron microscopy	FSGS	0 (same time diagnoses)	Haraguchi et al. [14]
9	Male	75	Glomerular sclerosis; Glomerular basement membrane thickening with mesangial proliferation	FSGS	4 years	Saigusa et al. [15]
10	Male	59	Mesangial hypercellularity; Membrane thickening with mesangial proliferation; IgG and IgA (+) on immunohistochemical staining; Foot podocyte effacement and subendothelial on electron microscopy	IgA nephropathy	2 months	Rahimian (2019)