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Notalgia paresthetica is a common localized itch, affecting mainly the area between the shoulder blades (especially the T2–T6 dermatomes) but occasionally with a more widespread distribution, involving the shoulders, back, and upper chest.
The lesions are most frequent on the lower limbs, but may occur anywhere on the body, including the hands, arms, torso and even the neck. They may vary in number and erupt in mass numbers. They consist of irregular patches of orange or brown pigmentation with characteristic "cayenne pepper" spots appearing within and at the edge of old lesions.
What it looks like: Pityriasis rosea is a rash where oblong, red scaly patches develop typically on the chest in the back, says Dr. Zeichner. “The rash develops in streaks and is thought to ...
The tumor commonly presents on sun-exposed areas (e.g. back of the hand, scalp, lip, and superior surface of pinna) On the lip, the tumor forms a small ulcer, which fails to heal and bleeds intermittently; Evidence of chronic skin photodamage, as in multiple actinic keratoses (solar keratoses) The tumor grows relatively slowly
It can be difficult to pinpoint the exact reason why skin tags crop up, but we do know a mix of genetic and lifestyle factors are probably responsible for their formation, says Dr. Hayley Goldbach ...
Actinic keratosis (AK), sometimes called solar keratosis or senile keratosis, [1] [2] is a pre-cancerous [3] area of thick, scaly, or crusty skin. [4] [5] Actinic keratosis is a disorder of epidermal keratinocytes that is induced by ultraviolet (UV) light exposure ().
Crusting and flaking: The scalp may develop crusty patches or flaky skin. It may also develop blisters that break open or crust over. Hair loss: In severe cases, hair in the affected area may fall ...
[19] [20] Clinically, the diagnosis of any particular skin condition is made by gathering pertinent information regarding the presenting skin lesion(s), including the location (such as arms, head, legs), symptoms (pruritus, pain), duration (acute or chronic), arrangement (solitary, generalized, annular, linear), morphology (macules, papules ...