Medullary sponge kidney is a rare congenital disorder that affects the kidneys. This condition is also known as Medullary cystic kidney disease, and it is characterized by cystic dilatation within the renal medulla. Other synonyms for this disease include Cacchi-Ricci disease, Caroli syndrome, and tubulocystic renal dysplasia. Symptoms of medullary sponge kidney include recurrent urinary tract infections, kidney stones, and blood in the urine. This condition is diagnosed through imaging studies such as CT scans and MRI scans. Treatment typically involves managing the symptoms, such as with antibiotics for UTIs or medication to prevent stone formation. While medullary sponge kidney is a rare condition, awareness is critical to proper diagnosis and management. If you experience any symptoms that may indicate kidney issues, it is essential to consult with a healthcare professional for proper evaluation and management.