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Proteinuria: Excessive protein in the urine is the hallmark symptom of nephrotic syndrome. This can lead to foamy or frothy urine.
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Loss of appetite: This can occur due to the feeling of fullness from abdominal swelling or due to general malaise associated with the condition.
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Increased susceptibility to infections: Low levels of protein in the blood can weaken the immune system, making individuals more prone to infections.