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Paresthesias of the hands, feet, legs, and arms are common transient symptoms. The briefest electric shock type of paresthesia can be caused by tweaking the ulnar nerve near the elbow; this phenomenon is colloquially known as bumping one's "funny bone". Similar brief shocks can be experienced when any other nerve is tweaked (e.g. a pinched neck ...
Chilblains of the feet, caused by excessive exposure to cold and humidity. Dermatitis in extremities (toes, fingers, earlobes, nose, etc), including: Burning and itching sensations; Throbbing pain; Skin discoloration (red to dark blue) with erythema (blanchable redness) Blistering of affected area; Ulceration (in severe cases only)
Chronic paronychia is an infection of the folds of tissue surrounding the nail of a finger or, less commonly, a toe, lasting more than six weeks. [4] It is a nail disease prevalent in individuals whose hands or feet are subject to moist local environments, and is often due to contact dermatitis.
Here, experts explain the reasons for itchy feet and how to treat each. Itchy feet aren’t always an indication of something serious, but they can be. Here, experts explain the reasons for itchy ...
Late-onset GM2 gangliosidosis may also present as burning dysesthesia. [6] Chemotherapy-induced peripheral neuropathy is a progressive, enduring and often irreversible tingling numbness, intense pain, and hypersensitivity to cold, beginning in the hands and feet and sometimes involving the arms and legs caused by some chemotherapy agents. [7]
Peripheral neuropathy may be classified according to the number and distribution of nerves affected (mononeuropathy, mononeuritis multiplex, or polyneuropathy), the type of nerve fiber predominantly affected (motor, sensory, autonomic), or the process affecting the nerves; e.g., inflammation (), compression (compression neuropathy), chemotherapy (chemotherapy-induced peripheral neuropathy).
Formication is a well-documented symptom which has numerous possible causes. The word is derived from formica, the Latin word for ant. Formication may sometimes be experienced as feelings of itchiness, tingling, pins and needles, burning, or even pain.
Besides peripheral neuropathy (presenting as paresthesia or itching, burning or pain) and discoloration, swelling and desquamation may occur. Since mercury blocks the degradation pathway of catecholamines, epinephrine excess causes profuse sweating (), tachycardia, salivation and elevated blood pressure.