Dr. Michael R Rudnick MD

Oliguria is a medical term used when referring to a decreased urine output. Oliguria is considered when a person’s urine output is less than 400 mL in a 24-hour period. When it comes to infants, oliguria occurs when the urine output is less than 0.5 mL/kg/hr for 24 hours. Anuria is the absence...

Hematuria is the phenomenon in which traces of blood appear in the urine. It presents a unique problem because it is not a disease in itself. It is not infectious, nor is it capable of threatening a life. It is merely a warning sign that something is wrong inside the body. Though frightening in...

When you pee and see a stream of rusty red urine, the sight fills you with a sense of dread. You suspect that the discoloration is due to the presence of blood. A pungent odor may fuel the anxiety. The only way to confirm suspicions is through a urinalysis recommended by a primary caregiver.  A...

Headaches that recur two to three times during a short period of time are known as cluster headaches. This may last for few weeks, to months. These headaches often occur after sleep and recur throughout the day. It usually appears during the same time of the year, or season of the year. It may...

What are Kidney Stones?Kidney stones are concentrated minerals and acid salts which accumulate in the kidney or the urinary system as crystal structures or stones. They occur when our body lacks fluids required to dissolve minerals and salts present in the urine. Initially the stones will be small...

Epilepsy, also classified as seizure disorder, is a neurological disorder affecting the nervous system. A seizure is the result of electrical activity disturbance in the brain.There is no single cause for epilepsy for about half of the population with this condition. In other cases, the cause of...