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Occupational Lung Diseases What are work-related lung diseases? Work-related lung diseases are lung problems that are caused by certain work environments. They are caused by breathing materials into the lungs. These lung diseases may have lasting effects, even after the exposure

Inguinal Hernia What is an inguinal hernia? An inguinal hernia is when part of your intestine pushes through a weak spot in your lower belly (abdominal) wall. This area is called the groin. The hernia creates a lump in your groin. Over time, the hernia may get bigger. Most

Persistent Pulmonary Hypertension in the Newborn What is persistent pulmonary hypertension (PPHN) in the newborn? Persistent pulmonary hypertension (PPHN) happens in newborn babies. It occurs when a newborn’s circulation continues to flow as it did while in the uterus. When this

Persistent Depressive Disorder in Children What is persistent depressive disorder in children? Persistent depressive disorder is a type of depression. Depression affects a child’s body, mood, and thoughts. It can disturb eating, sleeping, or thinking patterns. It's not the same

Flat Head Syndrome (Deformational Plagiocephaly) What is deformational plagiocephaly? Flat head syndrome (deformational plagiocephaly) is when a baby’s head develops a lasting flat spot. The flat spot may be either on one side of the head or on the back of the head. This happens

Bacterial Endocarditis in Children What is bacterial endocarditis in children? Bacterial endocarditis is an infection of the inner lining of the heart (endocardium), or the heart valves. It doesn't occur in children very often. But when it does, it can cause serious heart damage

Pharyngitis and Tonsillitis in Children What are pharyngitis and tonsillitis in children? Pharyngitis is redness, pain, and swelling of the throat (pharynx). Tonsillitis is inflammation of the tonsils. The tonsils are a pair of tissue masses on both sides at the back of the

Poison Ivy Rash in Children What is poison ivy rash? Poison ivy rash is an itchy, allergic reaction to poison ivy. Poison ivy is a very common plant in the U.S. It's similar to two other plants called poison oak and poison sumac. The plants cause allergic dermatitis. This means

Salmonella Infections What are salmonella infections? Salmonella infection is caused by the bacteria salmonella. Salmonella is a group of bacteria that can cause diarrhea in humans. There are many different kinds of salmonella bacteria. What causes salmonella infections

Osteoporosis What is osteoporosis? Osteoporosis is a disease that causes weak, thinning bones. This puts the bones at greater risk of breaking. The bones most often affected are the hips, spine, and wrists. What causes osteoporosis? Researchers don't know the exact cause for