Bladder, Ureters & Urethral belong to the Lower Urinary Tract. They storage and eliminate waste liquids. Disorders related to the lower urinary tract include urinary tract infections (UTIs), bladder inflammation (cystitis), bladder stones (urolithiasis), urinary incontinence, bladder rupture, etc

Kidneys normally come in pairs although we can live with just one. Kidney disorders can be congenital (Congenital hydronephrosis, Congenital obstruction of urinary tract, Duplicated ureter, Polycystic kidney disease, Renal dysplasia, etc) and acquired Diabetic nephropathy, Hydronephrosis, Kidney stones, Kidney tumors, Pyelonephritis kidney infection) and renal failure