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The Romberg test is a test of the body's sense of positioning (proprioception), which requires healthy functioning of the dorsal columns of the spinal cord. [1] The Romberg test is used to investigate the cause of loss of motor coordination . A positive Romberg test suggests that the ataxia is sensory in nature, that is, depending on loss of ...
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.
Lymphangiosarcoma is a rare cancer which occurs in long-standing cases of primary or secondary lymphedema (swelling due to lymphatic system obstruction). It involves either the upper or lower lymphedematous extremities but is most common in upper extremities. [1] Although its name implies lymphatic origin, it is believed to arise from ...
Parry–Romberg syndrome (PRS) is a rare disease presenting in early childhood [1] characterized by progressive shrinkage and degeneration of the tissues beneath the skin, usually on only one side of the face (hemifacial atrophy) but occasionally extending to other parts of the body. [2] An autoimmune mechanism is suspected, and the syndrome ...
Oncology. Frequency. Rare [1] A paraneoplastic syndrome is a syndrome (a set of signs and symptoms) that is the consequence of a tumor in the body (usually a cancerous one). [1] It is specifically due to the production of chemical signaling molecules (such as hormones or cytokines) by tumor cells or by an immune response against the tumor. [2]
This is a test of upper motor neuron disease. [citation needed] If a forearm pronates, with or without downward motion, then the person is said to have pronator drift on that side reflecting a contralateral pyramidal tract lesion. In the presence of an upper motor neuron lesion, the supinator muscles in the upper limb are weaker than the ...
Constitutional Symptoms. Unexplained pain: Pain that persists, has no clear cause, and does not respond to treatment may be a warning sign of many types of cancers. Unexplained night sweats or fever: These may be signs of an immune system cancer. Fever in children rarely points to malignancy, but may merit evaluation.
9. ] Cutaneous squamous-cell carcinoma (cSCC), also known as squamous-cell carcinoma of the skin or squamous-cell skin cancer, is one of the three principal types of skin cancer, alongside basal-cell carcinoma and melanoma. [10] cSCC typically presents as a hard lump with a scaly surface, though it may also present as an ulcer. [1]