Instead of the liquid chemical, a special type of foam is injected into the affected vein. The injection is guided to the vein using an ultrasound scan. Although this treatment has been proven to be effective, it can cause side effects, including: 1  blood clots in other leg veins, 2  headaches, 3  fainting, and. To ease symptoms. 2  If your varicose veins are causing you pain or discomfort. 3  Complications. 4  You may require treatment if your varicose veins cause you to develop complications, such as leg ulcers, swelling or skin discolouration. 5  Cosmetic reasons.
Pheochromocytoma and irregular blood pressure. A pheochromocytoma can cause wild fluctuations in blood pressure with normal blood pressure in between spells. This can make the condition more difficult to detect.The graph shows a nine-day period of short, irregular bursts in blood pressure due to a pheochromocytoma. pheochromocytoma can cause wild fluctuations in blood pressure with normal blood pressure in between spells. This can make the condition more difficult to detect.
But if your blood pressure drops suddenly or causes symptoms like dizziness or fainting, it is too low. It can cause shock. Shock can be dangerous if it is not treated right away. Blood pressure is a measure of how hard the blood pushes against the walls of your arteries as it moves through your body.omeone with a systolic pressure of 120 and a diastolic pressure of 80 has a blood pressure of 120/80, or 120 over 80.. Normal blood pressure is lower than 120/80. Low blood pressure does not have a specific number where it is too low.