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Adson's sign is the loss of the radial pulse in the arm by rotating head to the ipsilateral side with extended neck following deep inspiration. It is sometimes used as a sign of thoracic outlet syndrome (TOS). [ 1 ]
Adson's sign and the costoclavicular maneuver lack specificity and sensitivity and should make up only a small part of the mandatory comprehensive history and physical examination undertaken with a patient suspected of having TOS. [citation needed]
Adson's sign: Alfred Washington Adson: vascular surgery: thoracic outlet syndrome: obliteration of radial pulse with manoeuvres Alexander's law: Gustav Alexander: neurology, neurosurgery, ENT: vestibular lesions: describes nystagmus in vestibular lesions Allen's test: Edgar Van Nuys Allen: vascular surgery, critical care [1] arterial supply of ...
Adson's sign tests for thoracic outlet syndrome Lhermitte's sign may indicate cervical radiculopathy or spinal cord disease Spurling's test tests for cervical spine disease [ 1 ] [ 2 ]
Kussmaul's sign is a paradoxical rise in jugular venous pressure (JVP) on inspiration, or a failure in the appropriate fall of the JVP with inspiration. It can be seen in some forms of heart disease and is usually indicative of limited right ventricular filling due to right heart dysfunction.
A positive Adson's sign is non-specific for the presence of a cervical rib however, as many individuals without a cervical rib will have a positive test. Compression of the sympathetic chain may cause Horner's syndrome.
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A positive Pemberton's sign is indicative of superior vena cava syndrome (SVC), commonly the result of a mass in the mediastinum.Although the sign is most commonly described in patients with substernal goiters where the goiter "corks off" the thoracic inlet, [4] the maneuver is potentially useful in any patient with adenopathy, tumor, or fibrosis involving the mediastinum.