- Viral pharyngitis
Viral pharyngitis is a sore throat caused by a virus, and causes throat pain and cold-like symptoms.
- Strep throat
Strep throat is a throat infection causing symptoms including a red sore throat with white patches.
- Tonsillitis
Tonsillitis is painful swelling in the tonsils, causing sore throat, red tonsils, pain, fever, and more.
- Mononucleosis
Mononucleosis is a viral infection causing extreme fatigue, sore throat, fever, rash, muscle aches, and more.
- Acute sinusitis
Acute sinusitis, an inflammation of the sinuses, causes sinus pain and tenderness, facial redness and more.
- Hay fever
Hay fever, an allergic reaction to outdoor pollens and molds, causes nasal congestion, itchy eyes, and more.
- Chronic sinusitis
Chronic sinusitis, or sinus infections, cause a stuffy or runny nose, tooth pain, fever, sore throat and more.
- Nonallergic rhinitis
Non-allergic rhinitis causes congestion, sneezing, runny nose, or itchy red eyes for no apparent reason.
- Lyme disease
Lyme disease is a bacterial infection spread through tick bites; symptoms include rash, fever chills, and more.
- Scarlet fever
Scarlet fever is a red itchy rash on the body caused by streptococcal bacteria.
- Tuberculosis
Tuberculosis usually infects the lungs, causing a bad cough with blood, chest pain, fever, chills, and fatigue.
- Abscess
A skin abscess, or boil, is a swollen, painful, red and warm lump of skin that may rupture and drain pus.
- Swollen glands
Located throughout the body, lymph nodes often swell and become tender when fighting an infection.
- Indoor allergens
Indoor allergens are the things that cause an allergic reaction: dust, dust mites, mold, pet hair and more.
- Anthrax (skin)
Anthrax is a deadly bacterial infection that causes symptoms such as blisters and swelling.
- Kawasaki disease
Kawasaki disease is an uncommon inflammation of the blood vessels; the most common symptom is fever.
- 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.
- Cat-scratch disease
Cat scratch disease is a bacterial infection caused by a cat scratch or bite.