There are many causes for skin that is sensitive to touch or cold. Hypersensitivity is an oversensitivity to touch. Individually, Wrong Diagnosis lists 50 conditions that can result in skin hypersensitivity, and 43 conditions that can result in skin sensitivity to cold. Both symptoms have causes that range from mild in nature to life-threatening, making sensitive skin alone only the tip of the iceberg in some diagnoses. If you are concerned or unsure of the cause, consult a doctor.
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External Causes of Hypersensitivity
External causes of hypersensitivity include a reaction to chemical poisoning via skin absorption, insect bite or insect sting. Poisoning from various types of caterpillars is many of the numerous causes of hypersensitivity listed once for each type of caterpillar such as the hickory tussock moth caterpillar, mesquite buck moth caterpillar, and others. Chemical or sunburns can also cause skin to be extremely sensitive to touch.
Internal Causes of Hypersensitivity
Ingestion of chemicals or complications to anesthesia can lead to hypersensitivity. One way autism may show itself is an extreme sensitivity to touch. Reflex sympathetic dystrophy syndrome includes extreme sensitivity to touch as a symptom and injuries to the spinal cord or nervous system can excite the nerves, resulting in touch sensitivity.
External Causes of Cold Sensitivity
There are no direct external causes that can cause skin to be sensitive to cold. External causes may lead to one of the conditions that result in a cold sensitivity as a symptom.
Internal Causes of Cold Sensitivity
Diseases such as Addison’s disease and autoimmune thyroid diseases can result in sensitivity to cold. Various thyroid and hyperthyroid conditions can cause this as well. Zadik Barak Levin syndrome, Young Simpson syndrome and Riedel syndrome are other conditions that may contribute to a cold sensitivity. Illnesses that include a fever can lead to chills. Other conditions that may cause general sensitivity to cold include migraines, anorexia, depression, normal aging, poor general health, chronic illnesses, anemia and iron deficiency. Lupus may cause cold sensitivity in just the fingers.