The standard valsalva manoeuvre
was carried out in supine position.
Madhavan, "Spontaneous suprachoroidal haemorrhage following a valsalva manoeuvre
," Eye, vol.
After attempting further Valsalva manoeuvres
and drinking iced water, I decided it was time to seek help.
Mass may enlarge with Valsalva manoeuvre
and on erect position.
Or, take a breath then try to breathe out gently with your mouth closed and pinch your nose (the Valsalva manoeuvre
) to gently push air back into the Eustachian tube.
Also there was no secretion from the growth, no transillumination, no expansion of growth with crying, valsalva manoeuvre
or no compression of ipsilateral jugular vein.
Finally, during the Valsalva manoeuvre
, 1 mL of air was injected, followed by 3 mL of 3% ethoxysclerol (air-block technique).
Kohl-Bareis et al., "Effects of assuming constant optical scattering on haemoglobin concentration measurements using NIRS during a valsalva manoeuvre
," in Oxygen Transport to Tissue XXXII, J.
Autonomic cardiovascular tests like the heart rate response to Valsalva manoeuvre
, deep breathing and standing and the blood pressure response to standing are also used to study autonomic function in OSA.
Soares, "Impaired autonomic control of heart interval changes to Valsalva manoeuvre
in Chagas' disease without overt manifestation." Auton Neuro sci, 2002.
Most cases were related to activities that resulted in a prolonged Valsalva manoeuvre
such as coughing, strenuous sport, or the use of inhaled drugs such as cocaine and marijuana (10%).
When you're on land, just a yawn can do the trick, but when you're underwater and with a breathing device in your mouth, the Valsalva manoeuvre
is your only defence against an exploding blood vessel and much worse.