Our study aims to detect renal manifestations of children proved to be with cow milk protein allergy special focusing on tubular dysfunction.

This is a cross-sectional study that will be conducted over 6 months at the pediatric department, Sohag University Hospital, Sohag, Egypt.

Children proved to be with cow milk protein allergy by oral challenge test after stabilization and prevention of cow protein with Age group from 3 months up to 3 years attending outpatient clinic at Sohag University Hospital will be included in the study.

The study participants will be subjected to full history taking and thorough clinical examination at the pediatric outpatient clinic and their medical files will be reviewed.

Inclusion Criteria:

• Children proved to be with cow milk protein allergy by oral challenge test after stabilization and prevention of cow protein with Age group from 3 months up to 3 years attending outpatient clinic at Sohag University Hospital will be included in the study

Exclusion Criteria:

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Children proved to be with cow milk protein allergy by oral challenge test after stabilization and prevention of cow protein with Age group from 3 months up to 3 years

not decided yet if i will share my IPD or not