| Duration of hypertension |
| Last known normal blood pressure |
| Course of the blood pressure |
| Prior treatment of hypertension |
| Drugs: types, doses, side effects |
| Intake of agents that may cause hypertension |
| Nonsteroidal antiinflammatory drugs |
| Estrogens |
| Adrenal steroids |
| Cocaine |
| Sympathomimetics |
| Excessive sodium |
| Family history |
| Hypertension |
| Premature cardiovascular disease or death |
| Familial diseases: pheochromocytoma, renal disease, diabetes, gout |
| Symptoms of secondary causes |
| Muscle weakness |
| Spells of tachycardia, sweating, tremor |
| Thinning of the skin |
| Flank pain |
| Symptoms of target-organ damage |
| Headaches |
| Transient weakness or blindness |
| Loss of visual acuity |
| Chest pain |
| Dyspnea |
| Claudication |
