28 - Normal pressures in the Heart and Great vessels

Normal Pressures in the Heart and Great Vessels
Type of Pressure	Average (mm Hg)	Range (mm Hg)
Right atrium	3	0–8
Right ventricle
Peak-systolic	25	15–30
End-diastolic	4	0–8
Pulmonary artery
Mean	15	9–16
Peak-systolic	25	15–30
End-diastolic	9	4–14
Pulmonary artery occlusion
Mean	9	2–12
Left atrium
Mean	8	2–12
A wave	10	4–16
V wave	13	6–12
Left ventricle
Peak-systolic	130	90–140
End-diastolic	9	5–12
Brachial artery
Mean	85	70–150
Peak-systolic	130	90–140
End-diastolic	70	60–90