College-level courses in general physics, algebra, biology and communications skills are required for all applicants pursuing ultrasound education regardless of the program. Other skill requirements to become a diagnostic medical sonographer may not be as measurable on a transcript but are vitally important.These include the ability to employ learning strategies, active learning skills, critical thinking, active listening and social insight.ther skill requirements to become a diagnostic medical sonographer may not be as measurable on a transcript but are vitally important. These include the ability to employ learning strategies, active learning skills, critical thinking, active listening and social insight.
Other causes of portal hypertension include blood clots in the portal vein, blockages of the veins that carry the blood from the liver to the heart, a parasitic infection called schistosomiasis, and focal nodular hyperplasia, a disease seen in people infected with HIV, the virus that may lead to AIDS.
Headache, nausea, blurred vision, and dizziness are the most common initial symptoms. If hypertension is not detected symptoms resulting from subsequent organ damage can occur. Heart failure, heart attack, stroke, aneurysms, and kidney failure may occur.