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Psoas abscess may be caused by lumbar tuberculosis, vertebral osteomyelitis, and pyelonephritis. Patients with Crohn's disease, diabetes, or immunocompromised states are at a higher risk of developing a psoas abscess. Symptoms include flank pain, fever, and an inguinal mass. A positive psoas sign should raise suspicion of psoas abscess as a ...
The psoas sign, also known as Cope's sign (or Cope's psoas test [1]) or Obraztsova's sign, [2] is a medical sign that indicates irritation to the iliopsoas group of hip flexors in the abdomen, and consequently indicates that the inflamed appendix is retrocaecal in orientation (as the iliopsoas muscle is retroperitoneal).
CT with IV contrast showing enlargement and heterogeneous hypodensity in the right pectoralis major muscle. A focal abscess collection with gas within it is present medially. There are enlarged axillary lymph nodes and some extension into the right hemithorax. Note the soft tissue and phlegmon surrounding the right internal mammary artery and vein.
Abscess A phlegmon is a localized area of acute inflammation of the soft tissues. It is a descriptive term which may be used for inflammation related to a bacterial infection or non-infectious causes (e.g. pancreatitis ).
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Sometimes, with a very flexible patient, the Thomas test will be normal despite a psoas dysfunction being present. However, in the patient with a normal hip joint, a positive test is a good indicator of psoas hypertonicity. [2] Other signs from the Thomas test: opposite/ contralateral hip flexes without knee extension- tight iliopsoas
An abscess is a collection of pus that has built up within the tissue of the body, usually caused by bacterial infection. [6] [7] Signs and symptoms of abscesses include redness, pain, warmth, and swelling. [1] The swelling may feel fluid-filled when pressed. [1] The area of redness often extends beyond the swelling. [8]
Improvement in cognitive function after withdrawal of CSF during lumbar puncture used to confirm diagnosis Moniz sign: António Egas Moniz: neurology: pyramidal tract lesions: The Babinski sign – a reappraisal Neurol India 48 (4): 314–8. forceful plantar flexion of the ankle elicits an extensor plantar response Möbius sign: Paul Julius ...