[Table/Fig-1]:

Table showing the comparative features of the cases reported in literature (from India) [11–15].

Author and year	Institution	Age	Clinical features		Unusual features	Genetic study
			Eye involvement	Renal involvement
HK Aggarwal et al., [11] 2013	Pt.B.D.Sharma Institute of Health Sciences Rohtak	19-years-old male	Retinitis pigmentosa	Renal failure, bilateral kidneys revealed increased echogenicity with a loss of corticomedullary differentiation.	Short metacarpals and madarosis (loss of eyebrows)	Not done
NP Singh et al., [12] 1998	Maulana Azad Medical College and Associated Lok Nayak Hospital New Delhi	35-year-old male	Retinitis pigmentosa Elder sister Retinitis pigmentosa	Multiple corticomedullary cysts and medullary cysts in both kidneys Elder sister Renal failure	Short status, kyphoscoliosis, small hands (short metacarpals) and cutis laxa (similar findings in sister)	Not done
S Giridhar et al., [13] 2006	Institute of Child Health and Hospital Chennai	Twins 11year females	Retinitis pigmentosa	Shrunken kidneys, grade III renal parenchymal disease, b/l cortico-medullary cysts	Dysmorphic features (high forehead, depressed nasal bridge, micrognathia, brachydactyly, clinodactyly, sandle gap)	Not done
R Janardhanan et al., [14] 1997	Medical college and hospital Trivandrum	13 year female Brother 15 year	Retinitis pigmentosa Brother: Retinitis pigmentosa	B/l contracted kidneys (2.3 5.3 cm) Hyperechoic; CMD lost; 3*5.1 cm; Hyperechoic CMD lost Brother: B/l renal parenchymal disease	None	Not done
R Hemachandra [15] 2014	Mahatma Gandhi Medical College and Research Institute, Puducherry	Case I: 12 year female Case II: 16 year male	Case I: Retinal dystrophy. Case II: Retinitis pigmentosa	Case I: Bilateral small kidneys with increased echogenecity and few small cysts in both the kidneys. Case II: Bilaterally echogeinc kidneys with loss of corticomedullary differentiation.	None	Not done
Present case 2016	G.G.S. Medical College and Hospital Faridkot	Elder sister 9 year Younger sister 7 year	Elder sister: Pigmentary changes in the retina. Younger Sister: Pigmentary changes in the retina.	Elder sister: Grade III renal parenchymal changes and bilateral cortico-medullary cysts. Younger sister: Renal parnchymal disease.	None	Not done