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After a flea bites you, a small, discolored bump forms and a discolored ring or halo may appear around the bite. Other symptoms to note: Flea bites may appear in a straight line or a cluster of ...
Dr. Giangreco says ticks can prompt local reactions following a bite. The classic rash of Lyme's is called Erythema migrans. "It can be circular or oval shaped and have crusting," Dr. Giangreco says.
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The cause is unknown, but it may result from an initial viral infection or cancer, either of which could raise an autoimmune response. [12] Between 7 and 30% of dermatomyositis cases arise from cancer, probably as an autoimmune response. [13] The most commonly associated cancers are ovarian cancer, breast cancer, and lung cancer. [13]
Cancer is a group of diseases involving abnormal cell growth with the potential to invade or spread to other parts of the body. [3] [4] Cancer can be difficult to diagnose because its signs and symptoms are often nonspecific, meaning they may be general phenomena that do not point directly to a specific disease process.
The underlying cancer is most often gastric adenocarcinoma [1]: 63 [2] [3] but also with breast cancer, bladder cancer, hepatobiliary cancer, ovarian cancer, uterine cancer, [4] prostate cancer [citation needed], lung cancer [5] and cervical cancer. [6] Other associated underlying malignancies include squamous cell carcinomas and lymphomas. [7]
Here are some of the mot common bug, insect and spider bites you might be dealing with — and insect bite pictures to help you figure out which bug is responsible. Tick bites Bull's eye rash (TODAY)
Pulicosis is a skin condition caused by several species of fleas, including the cat flea (Ctenocephalides felis) and dog flea (Ctenocephalides canis). This condition can range from mild irritation to severe irritation. In some cases, 48 to 72 hours after being bitten, a more severe rash-like irritation may begin to spread across the body.