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Heavy period blood can be especially alarming if it contains clots. In most cases, though, red, brown, or even black menstrual blood clots are normal—just bits of the endometrium (the lining of the uterus) that are shed during menstruation.
Nosebleeds are common due to the location of the nose on the face, and the large amount of blood vessels in the nose. The most common causes of nosebleeds are drying of the nasal membranes and nose picking (digital trauma), which can be prevented with proper lubrication of the nasal passages and not picking the nose.
This 3D medical animation contains the discharge instructions for removal of a Foley catheter from a man. The step-by-step procedures for emptying the Foley bag and removing the Foley catheter are shown. Symptoms requiring a follow-up call to the surgeon are listed.
Cholelithiasis involves the presence of gallstones (see the image below), which are concretions that form in the biliary tract, usually in the gallbladder. Choledocholithiasis refers to the presence of 1 or more gallstones in the common bile duct (CBD).