What class of pulmonary hypertension do I have if it was caused by severe pulmonary hypertension?

Pulmonary hyperte. Pulmonary hypertension can be primary or secondary, from your question it isn't clear which kind you have or the cause. The severity also isn't clear from your info.
It depends. The "class" of pulmonary hypertension typically refers to how much it affects your ability to carry out daily activities. Both nyha and who have classes of pulmonary hypertension. Class i=no symptoms with normal activity. Class iv=symptoms even at rest. "severe" pulmonary hypertension more typically refers to the height of pressure elevation.

Related Questions

What classes of medications are helpful to treat or control pulmonary hypertension?

Drugs. There are 3 classes of meds currently approved for pulmonary htn. They are endothelin receptor antagonists (tracleer and letairis), pde-4 inhibitors (revatio and adcirca) and prostacyclin analogs (remodulin, flolan, ventavis, (iloprost) and tyvaso). There are other drugs in other classes still under development. Read more...
Depends on the cause. There are multiple causes of pulmonary hypertension and based on the cause the treatment should be focused. For group 1 pulmonary hypertension that is caused by idiopathic hypertension (unknown cause) and a positive vasoreactivity test (test to see if the disease responds to the vasodilators) then some vasodilators can be given. Read more...
PH Cure. There are 9 available medications for pulmonary arterial hypertension (pah) including phosphodiesterase-5 inhibitors, endothelin receptor blockers and prostaclins. The treatment can be quite effective but does not generally cure pah. Lung transplant can cure the disease but has other significant issues. Read more...