H H2 Receptor antagonists Hair bleaches Hair dyes and tints Hair lighteners Hair loss Hair spray lacquer Hair straighteners Hair tonic Hair, dry Hair, excessive on females Hairy cell leukemia Hallervorden-Spatz disease Hallucinations Ham's (acid hemolysin) test Hammer toe Hand - foot - mouth disease Hand lotions and creams Hand or foot spasms Hand Tremor Hands X-ray Hangover treatment Hanta virus Haptoglobin Hartnup disorder HCG (qualitative - serum) HCG (qualitative - urine) HCG (quantitative) HDL Head and eye Echoencephalogram Head and face reconstruction Head circumference Head injury Head Lice: Headache Headache causes Health care in the U.S.A. Hearing loss Hearing or speech impairment - resources Heart artery dilation Heart attack first aid Heart bypass surgery Heart disease Heart disease -resources Heart disease and vitamin E Heart disease, diet Heart failure Heart MRI Heart sounds Heart transplant Heart valve surgery Heart-and-lung transplant Heartbeat sensations Heartburn Heartburn prevention Heat emergencies Heat intolerance Heel pain Height and weight chart Height and weight tables Heimlich maneuver Heimlich maneuver on self Helicobacter pylori gastritis (chronic gastritis) HELLP syndrome Hemangioma Hemangioma excision Hematocrit Hemochromatosis Hemoglobin Hemoglobin derivatives Hemoglobin electrophoresis Hemoglobin; serum Hemoglobinuria Hemolysis Hemolytic anemia Hemolytic crisis Hemolytic-uremic syndrome (HUS) Hemophilia Hemophilia - resources Hemophilia A Hemophilia B Hemorrhagic Hemorrhagic stroke Hemorrhoid surgery Hemorrhoids Hemothorax Henoch-Schonlein purpura Hepatic Hepatic Encephalopathy Hepatic hemangioma Hepatic ischemia Hepatic porphyria Hepatic vein obstruction (Budd-Chiari) Hepatitis Hepatitis A Hepatitis A immunization (vaccine) Hepatitis B Hepatitis B immunization (vaccine) Hepatitis C Hepatitis virus serology Hepatocellular carcinoma Hepatocerebral degeneration Hepatomegaly Hepatorenal syndrome Hereditary amyloidosis Hereditary angioedema Hereditary elliptocytosis Hereditary fructose intolerance Hereditary ovalocytosis Hereditary urea cycle abnormality Hermaphroditism Hernia repair Herniated nucleus pulposus (slipped disk) Heroin overdose Herpangina Herpes Herpes genital - resources Herpes labialis (oral Herpes simplex) Herpes simplex Herpes Zoster Herpetic stomatitis Heterochromia Heterophil agglutination tests Hiatal hernia Hiatal hernia repair Hib immunization (vaccine) Hiccups Hiccups treatment Hip joint replacement Hip pain Hirschsprung's disease His bundle electrography Histiocyte Histiocytosis Histocompatibility antigens Histoplasma complement fixation Histoplasma skin test Histoplasmosis Histoplasmosis; acute (primary) pulmonary Histoplasmosis; chronic pulmonary Histoplasmosis; disseminated Histrionic personality disorder HIV ELISA--Western blot HIV infection Hives treatment HLA-B27 antigen Hoarseness or changing voice Hodgkin's lymphoma Holter monitor (24h) Home pharmacy Home remedies that work Homocystinuria Hookworm Hormonal effects in newborns Hormone levels Hormone-induced hypercalcemia Horner's syndrome Hospital-acquired pneumonia Hot tub folliculitis Household plant food How to make a sling How to make a splint Human bites Human placental lactogen Humidifiers and health Hump behind the shoulders Hunter syndrome Huntington disease Hurler syndrome Hydatidiform mole Hydrocarbon pneumonia Hydrocele Hydrocele repair Hydrocephalus Hydrochloric acid Hydrofluoric acid Hydrogen peroxide overdose Hydroxyzine overdose Hymenolepiasis Hyperactivity Hyperactivity and children Hyperbaric Hyperelastic skin Hyperemesis gravidarum Hyperimmunization Hyperimmunoglobulin E syndrome Hyperkalemia Hyperkalemic periodic paralysis Hyperlipidemia; acquired Hypermobile joints Hyperparathyroidism Hyperplasia Hyperplastic dystrophy Hypersensitivity pneumonitis Hypersplenism Hypertension Hypertensive heart disease Hypertensive intracerebral hemorrhage Hypertensive retinopathy Hyperthyroidism Hypertrophic cardiomyopathy Hyperviscosity Hypervitaminosis A Hypervitaminosis D Hyphema Hypnotics Hypochondriasis Hypochromia Hypoglycemia Hypogonadism Hypogonadotropic hypogonadism Hypokalemia Hypomagnesemia Hypoparathyroidism Hypophosphatemia Hypopituitarism Hypoplastic left heart Hypospadias Hypospadias repair Hypothalamic Hypothalamic dysfunction Hypothalamic tumor Hypothermia Hypothyroidism Hypothyroidism; primary Hypothyroidism; secondary Hypotonia Hypoventilation Hypovolemic shock Hysterectomy Hysterosalpingography