A posterior position is where your baby has his head down, but the back of his head is against your spine. By the time labour starts, about one baby in 10 is in this back-to-back or posterior position.
1 Kidney stones, urinary tract infections, kidney disease, blood diseases, and some cancers are all known causes of blood in the urine. 2  Blood in the urine should always be evaluated by a doctor. 3  Blood in the urine may occur on its own or may accompany other symptoms.
Blood in the urine can have a variety of causes. As a rule, blood visible to the eye is caused by a problem in the lower urinary tract (ureter, bladder, or urethra), and microscopic blood in the urine usually originates in the upper tract (kidneys). Here's a list of possible causes: Kidney and urinary tract problems. 1  Kidney stones. 2  Urinary tract infection (cystitis) (Along with kidney stones, UTIs are the most common cause of blood in the urine of people under 40) 3  Bladder infection.  Inflammation of the bladder, urethra, or kidney (called 1  glomerulonephritis) Cancer of the bladder, kidney, or prostate.