malignant_hypertenions
1. [ noun ] (medicine) 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
Examples:

"malignant hypertension is the most lethal form of hypertension"

Related terms: high_blood_pressure
Similar spelling:   malignant_hypertension
  malignant_hyperthermia