blister(s) or bump(s) on skin, itching, lump or swelling on leg(s), lump(s) in skin

a painful swelling in skin, blister(s) or bump(s) on skin, lump(s) in skin, redness in skin

Boil or furuncle is a skin disease caused by the inflammation of hair follicles, thus resulting in the localized accumulation of pus and dead tissues. Individual boils can cluster together and form an interconnected network of boils called carbuncles. In severe cases, boils may develop to form abscesses. ... 

a painful swelling in skin, blister(s) or bump(s) on skin, itching, lump(s) in skin

The female mosquito (in almost all species) sucks the blood of mammals, including humans. Mosquito bites often swell up hours after happening, causing a red ringed white bump about a centimeter in diameter. This bump can itch for days and over-scratching the bite can cause it to bleed. Continued over-scratching can cause scars. Mosquito bites can transmit diseases, such as Malaria, Dengue and West Nile Virus, so authorities in many areas take measures to reduce mosquito populations through pesticides or more organic means. An easy way to reduce mosquito populations in a residential area is the removal of standing water (where mosquitoes breed), and the use of repellents, such as DEET. ... 

blister(s) or bump(s) on skin, lump or swelling on face, lump(s) in skin, pus draining from skin

Folliculitis is inflammation of one or more hair follicles. The condition may occur anywhere on the skin. ... 

blister(s) or bump(s) on skin, lump or swelling on leg(s), redness in skin, warmth in skin

Lymphangitis is an inflammation of the lymphatic channels that occurs as a result of infection at a site distal to the channel. ... 

a painful swelling in skin, blister(s) or bump(s) on skin, itching, lump(s) in skin

blister(s) or bump(s) on skin, lumps or swelling in multiple areas

blister(s) or bump(s) on abdomen, blister(s) or bump(s) on foot (feet), itching

Chigger bites are caused by the larvae of the chigger. The bite produces blisters (vesicles) and bleeding into the skin (purpura). These bites itch intensely and are usually located on exposed areas of the skin where the chigger larvae have access. This photograph demonstrates vesicle formation following the bites. ... 

bruises on leg(s), cough, poor appetite, weakness

Metastasis (Greek: change of the state), sometimes abbreviated Mets, is the spread of cancer from its primary site to other places in the body (e.g., brain, liver). ... 

dizziness, itching, muscle cramps, pain in skin