What does k stand for on a blood test? K is the symbol for potassium. Normal levels are between 3.5 and 5.5 mmol/L. Values outside this range require immediate attention by a doctor, particularly values above 6 â¦.5 where there is a risk of the heart stopping.
Arthritis may also cause excess fluid to build up between joints and may ultimately cause the fluid to form a cyst on the foot. The symptoms of a ganglion foot cyst can vary depending on the individual. The cyst is typically circular with a firm texture that is slightly pliable when pressed.
In many cases, arachnoid cysts do not cause symptoms (asymptomatic). In cases in which symptoms occur, headaches, seizures and abnormal accumulation of excessive cerebrospinal fluid in the brain (hydrocephalus) are common. The exact cause of arachnoid cysts is unknown.