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Common Tests During Pregnancy These are some of the more common tests done during pregnancy. First trimester prenatal screening tests First trimester screening is a combination of fetal ultrasound and maternal blood testing. It can help find out the risk that the fetus has

Precocious Puberty What is precocious puberty? Puberty that happens early is called precocious puberty. This means a child's physical signs of sexual maturity develop too soon. This includes breast growth, pubic hair, and voice changes. These are known as secondary sexual

Psoriasis What is psoriasis? Psoriasis is a long-term (chronic) skin condition. It causes inflamed, red, raised areas of skin (plaques). The plaques itch and can be painful. The condition most often occurs on the scalp, elbows, knees, and lower back. What causes psoriasis

Lyme Disease in Children What is Lyme disease in children? Lyme disease is an infection caused by bacteria called Borrelia burgdorferi. The bacteria are spread by tick bites. Lyme disease is a year-round problem, but it peaks during the spring and summer months. It can cause

Congenital Limb Difference in Children What is a congenital limb difference in children? A congenital limb difference is when an arm or leg doesn’t form normally as a baby grows in the uterus. The baby is born with the difference. What causes a congenital limb difference in a

Molluscum Contagiosum in Children What is molluscum contagiosum in children? Molluscum contagiosum is a viral skin disease that causes small pink or skin-colored bumps on your child’s skin. It is not harmful and usually does not have any other symptoms. The virus is inside the

Premenstrual Dysphoric Disorder (PMDD) What is premenstrual dysphoric disorder (PMDD)? Premenstrual dysphoric disorder (PMDD) is a much more severe form of premenstrual syndrome (PMS). It may affect people of childbearing age. It’s a severe and chronic health condition that needs

Anaphylaxis in Children What is anaphylaxis in children? Anaphylaxis is a severe, life-threatening reaction to an allergen. An allergen is something that your child is allergic to. Anaphylaxis is a medical emergency. Your child can have a reaction to an allergen within seconds or

Myasthenia Gravis (MG) in Children What is myasthenia gravis in children? Myasthenia gravis (MG) is a disorder that causes weakness in muscles around the body. This happens because antibodies destroy some of the places where nerves and muscles meet (neuromuscular connections). MG

Autism Spectrum Disorder in Children What is autism spectrum disorder in children? Autism spectrum disorder (ASD) is a problem that affects a child’s nervous system and growth and development. It often shows up during a child’s first 3 years of life. Some children with ASD seem