There are many different treatments for pulmonary vascular disease. Pulmonary vascular disease is treated according to its cause. Pulmonary embolism: Blood clots to the lungs are treated with blood thinners (anticoagulation). The most often used medicines are heparin, enoxaparin (Lovenox) and warfarin (Coumadin).
Allowable costs are expenses that are included in a contracted service or product. Usually allowable costs are present in contracts between two companies.
A billable expense is a work expense you can bill a customer for. For example, if your customer reimburses travel expenses, and you take a taxi to meet them, you can record your cab fare as a billable expense and then add it to their next invoice.