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Seal finger was first described scientifically in 1907. [4] [5] It can cause cellulitis, joint inflammation, and swelling of the bone marrow; untreated, the course of "seal finger" is slow and results often in thickened contracted joint. [3] Historically, seal finger was treated by amputation of the affected digits once they became unusable.
Dysesthesia is distinct in that it can, but not necessarily, refer to spontaneous sensations in the absence of stimuli. In the case of an evoked dysesthetic sensation, such as by the touch of clothing, the sensation is characterized not simply by an exaggeration of the feeling, but rather by a completely inappropriate sensation such as burning.
This triggers the release of substance P, which in turn causes a sensation of intense burning pain. Various treatments for Hunan Hand have been described, including soaking the affected fingers in lidocaine; [2] milk or vinegar; [3] or the use of local nerve blocks, gabapentin, or topical corticosteroids. [4]
The animals' teeth are coated in necrotic bacteria which could result in a "seal finger" infection. 'Nasty' blood infection warning if bitten by seal Skip to main content
Hypoesthesia is one of the negative sensory symptoms associated with cutaneous sensory disorder (CSD). In this condition, patients have abnormal disagreeable skin sensations that can be due to increased nervous system activity (stinging, itching or burning) or decreased nervous system activity (numbness or hypoesthesia). [6]
Swimmers have been warned to give seals their distance amid fears of a “seal finger” infection if bitten by the aquatic mammals that are gathering in their hundreds around the UK coastline.
The exact cause is unknown, but believed to involve loss of the myelin of the trigeminal nerve. [1] [6] This might occur due to nerve compression from a blood vessel as the nerve exits the brain stem, multiple sclerosis, stroke, or trauma. [1] Less common causes include a tumor or arteriovenous malformation. [1] It is a type of nerve pain. [1]
TOS can involve only part of the hand (as in the pinky and adjacent half of the ring finger), all of the hand, or the inner aspect of the forearm and upper arm. Pain can also be in the side of the neck, the pectoral area below the clavicle, the armpit/axillary area, and the upper back (i.e., the trapezius and rhomboid area).