i.e. Severe Asymptomatic Hypertension and Severe Symptomatic Hypertension
Anxiety Disorders
Panic attack
Obstructive Sleep Apnea
Steroid use
Use of over-the-counter drugs
Recreational sympathomimetic drugs
Amphetamine Toxicity
Phencyclidine Toxicity
Cocaine-Related Cardiomyopathy
Pheochromocytoma
Acute vasculitis
Serotonin syndrome
Coarctation of the aorta
Aortic Dissection
Heart Failure
Hyperthyroidism; Thyrotoxicosis; Thyroid Storm; Graves Disease
Hypertrophic Cardiomyopathy
Myocardial Infarction
Primary Aldosteronism
Subarachnoid Hemorrhage
Stroke, Hemorrhagic
Stroke, Ischemic
CNS pathology
Eclampsia; Preeclampsia
Acute Kidney Injury
Chronic Kidney Disease
Renal Artery Stenosis
Thrombotic Thrombocytopenic Purpura (TTP)
Hypercalcemia
**Among other things, consider to r/o the causes of secondary hypertension in patients with hypertensive urgency or emergency.