Table 6.

Abnormalities observed at the etiological assessment

Abnormality	Cases
Renal anomalies	4
	• 1 urinary reflux
	• 1 glomerulonephritis with deposition of IgA
	• 1 Berger disease
	• 1 renal 10 cm cyst
Impaired thrombophilia	5
	• 3 protein S deficiency
	• 1 significant increase of factor 8
	• 1 heterozygote MTHFR mutation + heterozygote factor 5 Leyden mutation + hyperhomocysteinemia
Impaired autoimmune status	6
	• 4 antinuclear antibodies + (including 1 with anti-SSB + antibodies)
	• 2 antiphospholipin antibodies + isolated
Impaired thrombophilia + impaired autoimmune status	2
	• 1 heterozygote MTHFR mutation + antiphospholipin antibodies
	• 1 factor 5 Leyden mutation + antinuclear + native anti-DNA antibodies

Abbreviations: MTHFR, methylenetetrahydrofolate reductase; IgA, immunoglobulin A; DNA, deoxyribonucleic acid.