- Bruise or contusion
Bruises, or contusions, cause skin discoloration, swelling and tenderness.
- Brachial plexus nerve injury
A brachial plexus injury involves the nerves of the neck and shoulder and causes tingling, numbness and more.
- Trauma or injury
Trauma most often refers to serious bodily injury or wounds symptoms range depending on the injury.
- Swollen glands
Located throughout the body, lymph nodes often swell and become tender when fighting an infection.
- Lyme disease
Lyme disease is a bacterial infection spread through tick bites; symptoms include rash, fever chills, and more.
- Sporotrichosis
Sporotrichosis is a fungal infection that can cause painless bumps on the fingers, hands, and arms.
- Abscess
A skin abscess, or boil, is a swollen, painful, red and warm lump of skin that may rupture and drain pus.
- Chemical burns
A chemical burn can cause symptoms ranging from burning and blisters to pain and shortness of breath.
- Burn (heat or fire)
Burns caused by heat are called thermal burns and can cause pain swelling, skin changes, blisters and more.
- Thrombocytopenia
Thrombocytopenia causes bruising, frequent nosebleeds, and tiny red dots that look like a rash.
- Anthrax (skin)
Anthrax is a deadly bacterial infection that causes symptoms such as blisters and swelling.
- Cat-scratch disease
Cat scratch disease is a bacterial infection caused by a cat scratch or bite.
- Plague
Plague is a rare but deadly bacterial infection causing fever, vomiting, seizures, organ failure, and more.
- Lymphoma
Lymphoma is a cancer of the lymphatic system and can cause lymph node swelling, weight loss, fatigue, and more.