malignant hypertension(n = noun.state) - severe hypertension that runs a rapid course and damages the inner linings of the blood vessels and the heart and spleen and kidneys and brain; "malignant hypertension is the most lethal form of hypertension"
is a kind of high blood pressure, hypertension
has particulars: portal hypertension

essential hypertension, hypertension, malignant, malignant anaemia, malignant anemia, malignant growth, malignant hepatoma, malignant hyperthermia, malignant melanoma, malignant neoplasm, malignant neoplastic disease, malignant neuroma, malignant pustule, malignant tumor, portal hypertension, secondary hypertension, white-coat hypertension