 |
|
Reactive arthritis
| |
Pain in More Than One Joint: What the doctor does
Other Types of Inflammatory Arthritis:
Reactive Arthritis
|
|
|
Reading
| |
Intellectual Development
Promoting Optimal Health and Development
Learning Disorders
|
|
|
Receptor(s)
| |
|
|
|
of airways
| |
Asthma
|
|
|
cell
| |
Cells
Understanding the Immune System
|
|
|
for drugs
| |
Site Selectivity:
Receptors on Cells
A Perfect Fit
Targets in The Body: Cell Receptors
Drug Action:
Affinity and Intrinsic Activity
|
|
|
for hormones
| |
Endocrine Function
Breast Cancer: Characteristics
|
|
|
pain
| |
Pain: Pain Pathways
|
|
|
for smell
| |
Nose and Sinuses
|
|
|
Recommended dietary allowance (RDA)
| |
|
|
|
for minerals
| |
Minerals
|
|
|
for vitamins
| |
Vitamins
Vitamins
|
|
|
Recompression therapy
| |
Air Embolism: Treatment
Decompression Sickness: Recompression Therapy
Recompression Therapy
Disorders Treated With Hyperbaric Oxygen Therapy
|
|
|
Rectocele
| |
When the Bottom Falls Out: Prolapse in the Pelvis
Pelvic Floor Disorders: Rectocele
|
|
|
Rectovaginal examination
| |
Gynecologic Examination
|
|
|
Rectum
| |
see also Anus
Digestive System
Rectum and Anus
Internal Female Genital Organs
|
|
|
abscess of
| |
Anorectal Abscess
|
|
|
age-associated changes in
| |
Effects of Aging on the Digestive System:
Large Intestine and Rectum
|
|
|
biology of
| |
Anal and Rectal Disorders
|
|
|
bleeding in
| |
|
|
|
in Meckel diverticulum
| |
Meckel Diverticulum: Symptoms and Diagnosis
|
|
|
cancer of
| |
Colorectal Cancer
|
|
|
during pregnancy
| |
Cancer During Pregnancy
|
|
|
screening for
| |
Cancer Screening Recommendations*
|
|
|
drug administration by
| |
Drug Administration: Rectal Route
|
|
|
examination of
| |
Diagnosis of Digestive Disorders:
Medical History and Physical Examination
Diagnosis of Digestive Disorders:
Occult Blood Tests
Cancer Screening Recommendations*
|
|
|
in benign prostatic hyperplasia
| |
Benign Prostatic Hyperplasia (BPH): Diagnosis
|
|
|
in prostate cancer
| |
Prostate Cancer:
Screening
|
|
|
fistula of
| |
Anorectal Fistula
|
|
|
foreign objects in
| |
Foreign Objects in the Rectum
|
|
|
hemorrhoids of
| |
Hemorrhoids
Banding a Hemorrhoid
|
|
|
inflammation of
| |
see Proctitis
|
|
|
levator syndrome of
| |
Levator Syndrome
|
|
|
polyps of
| |
Polyps of the Colon and Rectum
|
|
|
prolapse of
| |
Rectal Prolapse
Effects of Aging on the Female Reproductive System
Pelvic Floor Disorders
When the Bottom Falls Out: Prolapse in the Pelvis
|
|
|
removal of
| |
Familial Adenomatous Polyposis: Treatment
|
|
|
spasm of
| |
Levator Syndrome
|
|
|
temperature taking from
| |
How to Take a Child's Temperature
|
|
|
Recurrent aphthous stomatitis
| |
Recurrent Aphthous Stomatitis
Recurrent Aphthous Stomatitis
|
|
|
Red blood cells
| |
|
|
|
babesiosis of
| |
Babesiosis
|
|
|
biology of
| |
Components of Blood:
Red Blood Cells
|
|
|
breakdown of
| |
|
|
|
jaundice and
| |
Some Causes and Features of Jaundice
|
|
|
deficiency of
| |
see Anemia(s)
|
|
|
examination of
| |
Diagnosis of Blood Disorders:
Complete Blood Count
Complete Blood Count (CBC)
|
|
|
excess of (polycythemia)
| |
Components of Blood:
Red Blood Cells
Major Myeloproliferative Disorders
Polycythemia Vera
What Are the Other Types of Polycythemia?
|
|
|
in newborn
| |
Polycythemia in the Newborn
|
|
|
formation of
| |
Formation of Blood Cells
|
|
|
hemoglobin in
| |
see Hemoglobin
|
|
|
in kidney cancer
| |
Cancers of the Kidney and Urinary Tract: Symptoms
|
|
|
malaria effects on
| |
Malaria
|
|
|
radiation effects on
| |
Radiation Injury: Acute Radiation Illness
|
|
|
reference range for
| |
Blood Tests*
|
|
|
shape of
| |
Red Blood Cell Shapes
|
|
|
sickle-shaped
| |
Sickle Cell Disease
Red Blood Cell Shapes
|
|
|
transfusion of
| |
Blood Products:
Red blood cells
|
|
|
Red color
| |
|
|
|
in mouth
| |
Mouth Growths:
Precancerous changes
Precancerous Changes in the Mouth
|
|
|
of tongue
| |
Tongue Disorders:
Discoloration
|
|
|
Red eye
| |
Eye Redness
Some Causes and Features of Eye Redness
|
|
|
Red-green color blindness
| |
Inheritance of Single-Gene Disorders: Recessive Disorders
|
|
|
Reed-Sternberg cell
| |
Hodgkin Lymphoma: Diagnosis
|
|
|
Referred pain
| |
Low Back and Neck Pain: Types
What Is Referred Pain?
Pain: Pain Pathways
Acute Abdominal Pain: Types of Abdominal Pain
Scrotal Pain: What the doctor does
|
|
|
Reflexes
| |
Reflex Arc: A No-Brainer
|
|
|
acoustic
| |
Biology of the Ears, Nose, and Throat:
Middle Ear
|
|
|
diving
| |
Drowning:
Effects of Cold
|
|
|
knee jerk
| |
Reflex Arc: A No-Brainer
|
|
|
let-down
| |
Postdelivery Period: Abdomen
Feeding of Newborns and Infants: Breastfeeding Procedure
|
|
|
in newborn
| |
Physical Examination of the Newborn
Three Common Reflexes of Newborns
|
|
|
rooting
| |
Three Common Reflexes of Newborns
Feeding of Newborns and Infants: Breastfeeding Procedure
|
|
|
in spinal cord injury
| |
Spinal Cord Disorders: Symptoms
|
|
|
testing of
| |
Physical Examination: Reflexes
Reflex Arc: A No-Brainer
Diagnostic Procedures
|
|
|
Reflexology
| |
Manipulative and Body-Based Therapies:
Reflexology
|
|
|
Reflex sympathetic dystrophy
| |
Types of Pain:
Complex Regional Pain Syndrome
|
|
|
Reflux
| |
|
|
|
acid
| |
Gastroesophageal Reflux (GERD)
|
|
|
abdominal pain and
| |
Physical Causes and Features of Chronic Abdominal Pain
|
|
|
chest pain with
| |
Chest Pain: What the doctor does
|
|
|
hiccups and
| |
Some Causes and Features of Persistent or Intractable Hiccups
|
|
|
indigestion and
| |
Some Causes and Features of Indigestion
|
|
|
in infants and children
| |
Some Causes and Features of Cough in Children
Some Medical Disorders That Cause Excessive Crying in Infants and Young Children*
Some Causes and Features of Vomiting in Infants, Children, and Adolescents
Feeding Problems:
Spitting up
Gastroesophageal Reflux in Children
|
|
|
urine (vesicoureteral)
| |
Urinary Tract Infection in Children(UTI)
|
|
|
Refractive disorders
| |
Some Causes and Features of Blurred Vision
What Is Astigmatism?
Refractive Disorders
Understanding Refraction
|
|
|
in children
| |
Refractive Errors in Children
|
|
|
diagnosis of
| |
The Eye Examination:
Refraction
|
|
|
Refsum's disease
| |
Other Rare Hereditary Disorders of Lipid Metabolism
|
|
|
Refusal of care
| |
Informed Consent:
Refusing care
|
|
|
Regional enteritis (Crohn's disease)
| |
Crohn's Disease
Drugs That Reduce Bowel Inflammation
|
|
|
Regurgitation
| |
|
|
|
aortic valve
| |
Aortic Regurgitation
|
|
|
in Marfan syndrome
| |
Marfan Syndrome
|
|
|
of food
| |
see also Nausea; Vomiting
Regurgitation
Feeding Problems:
Spitting up
Gastroesophageal Reflux in Children
|
|
|
in infants
| |
Feeding of Newborns and Infants
|
|
|
mitral valve
| |
Understanding Stenosis and Regurgitation
Mitral Regurgitation
Rheumatic Fever: Heart
|
|
|
pulmonary valve
| |
Pulmonic Regurgitation
|
|
|
of stomach acid
| |
Gastroesophageal Reflux (GERD)
|
|
|
tricuspid valve
| |
Tricuspid Regurgitation
|
|
|
Rehabilitation
| |
see also Physical therapy
Rehabilitation
Increasing the Shoulder's Range of Motion
Helping a Person Walk
What Can Interfere With Doing a Simple Task?
Just the Right Height
|
|
|
after amputation
| |
Rehabilitation for Specific Problems:
Limb Amputation
|
|
|
after brain injury
| |
Rehabilitation for Specific Problems:
Brain Injuries
|
|
|
after fracture
| |
Fractures:
Rehabilitation and Prognosis
|
|
|
after heart attack
| |
Acute Coronary Syndromes (Heart Attack; Myocardial Infarction; Unstable Angina):
Rehabilitation
|
|
|
after hip fracture
| |
Rehabilitation for Specific Problems:
Hip Fracture
|
|
|
after spinal cord injury
| |
Rehabilitation for Specific Problems:
Spinal Injuries
|
|
|
after sports injuries
| |
Sports Injuries:
Rehabilitation
|
|
|
after stroke
| |
Rehabilitation for Specific Problems:
Brain Injuries
Rehabilitation for Specific Problems:
Speech Disorders
Stroke (CVA): Treatment
|
|
|
in alcohol abuse
| |
Alcohol: Detoxification and Rehabilitation
|
|
|
for blindness
| |
Rehabilitation for Specific Problems:
Blindness
|
|
|
in chronic lung disease
| |
Rehabilitation for Lung and Airway Disorders
Chronic Obstructive Pulmonary Disease (COPD): Pulmonary Rehabilitation
|
|
|
for drug dependence
| |
Antianxiety and Sedative Drugs: Detoxification and Rehabilitation
Opioids: Detoxification
|
|
|
for hearing loss
| |
Management of Hearing Loss: Other Means of Coping With Hearing Loss
|
|
|
for heart disease
| |
Rehabilitation for Specific Problems:
Heart Disorders
|
|
|
information resources on
| |
|
|
|
in schizophrenia
| |
Schizophrenia: Rehabilitation and Community Support Activities
|
|
|
for speech disorders
| |
Rehabilitation for Specific Problems:
Speech Disorders
|
|
|
Rehydration solutions
| |
Cholera: Treatment
Problems at the Destination:
Traveler's Diarrhea
|
|
|
Reiki
| |
Energy Therapies:
Reiki
|
|
|
Reiter's syndrome
| |
Other Types of Inflammatory Arthritis:
Reactive Arthritis
|
|
|
Relapsing fever
| |
Other Bacterial Infections
|
|
|
Relapsing iridocyclitis
| |
Behçet Syndrome: Symptoms
|
|
|
Relapsing polychondritis
| |
Relapsing Polychondritis
|
|
|
Relaxation techniques
| |
Mind-Body Techniques:
Relaxation Techniques
|
|
|
Reliability, of test
| |
Medical Testing Decisions:
Doing Tests and Interpreting Results
|
|
|
REM (rapid eye movement) sleep
| |
Sleep Disorders: The sleep cycle
Stages of the Sleep Cycle
|
|
|
Renal arteries
| |
Kidneys
Viewing the Urinary Tract
Kidney's Blood Supply
|
|
|
blockage (occlusive disease) of
| |
Occlusive Peripheral Arterial Disease: Renal Arteries
Occlusive Peripheral Arterial Disease: Renal Arteries
Blockage of the Renal Arteries
Fibromuscular Dysplasia: A Cause of Renal Artery Blockage
|
|
|
Renal cell carcinoma
| |
Cancers of the Kidney and Urinary Tract
|
|
|
Renal cortical necrosis
| |
Renal Cortical Necrosis
|
|
|
Renal failure
| |
see Kidney failure
|
|
|
Renal pelvis, transitional cell carcinoma of
| |
Renal Pelvis and Ureter Cancer
|
|
|
Renal tubular acidosis
| |
Renal Tubular Acidosis (RTA)
Some Types of Renal Tubular Acidosis
|
|
|
Renal veins
| |
Kidneys
Viewing the Urinary Tract
Kidney's Blood Supply
|
|
|
blockage (thrombosis) of
| |
Renal Vein Thrombosis
|
|
|
metastasis of
| |
Cancers of the Kidney and Urinary Tract: Treatment
|
|
|
Rendu-Osler-Weber syndrome (hereditary hemorrhagic telangiectasia)
| |
Hereditary Hemorrhagic Telangiectasia
|
|
|
Renin
| |
High Blood Pressure:
The Body's Control of Blood Pressure
Regulating Blood Pressure: The Renin-Angiotensin-Aldosterone System
Kidneys:
Regulation of blood pressure
Biology of the Endocrine System
Major Hormones
|
|
|
Renin-angiotensin-aldosterone system
| |
High Blood Pressure:
The Body's Control of Blood Pressure
Regulating Blood Pressure: The Renin-Angiotensin-Aldosterone System
Kidneys:
Regulation of blood pressure
Adrenal Gland Disorders
Hyperaldosteronism
|
|
|
Renovascular hypertension
| |
Occlusive Peripheral Arterial Disease: Renal Arteries
|
|
|
Repaglinide
| |
Oral Antihyperglycemic Drugs
|
|
|
Reproductive system
| |
|
|
|
birth defects of
| |
Genital Defects
|
|
|
development of
| |
Physical Development of Infants
|
|
|
failure of (infertility)
| |
Infertility
What Causes Infertility in Men?
|
|
|
female
| |
Major Organ Systems
Biology of the Female Reproductive System
External Female Genital Organs
Internal Female Genital Organs
Changes During the Menstrual Cycle
|
|
|
age-associated changes in
| |
Effects of Aging on the Female Reproductive System
Changes in the Body With Aging:
Reproductive Organs
|
|
|
cancer of
| |
Cancers of the Female Reproductive System
Staging Cancers of the Female Reproductive System
|
|
|
evaluation of
| |
Diagnosis of Gynecologic Disorders
|
|
|
male
| |
Major Organ Systems
Biology of the Male Reproductive System
Male Reproductive Organs
|
|
|
age-associated changes in
| |
Effects of Aging on the Male Reproductive System
Changes in the Body With Aging:
Reproductive Organs
|
|
|
birth defects of
| |
Other Birth Defects
|
|
|
maturation of
| |
see Puberty
|
|
|
Research studies
| |
The Science of Medicine: Comparing Apples to Apples
|
|
|
Reserpine, in elderly persons
| |
Some Drugs Particularly Likely to Cause Problems in Older People
|
|
|
Resident flora
| |
Resident Flora
|
|
|
Resistance
| |
|
|
|
to disease
| |
see Immune system; Immunization
|
|
|
drug
| |
Tolerance and Resistance to Drugs
|
|
|
Resistance training
| |
Starting an Exercise Program:
Strength training
|
|
|
Resistin
| |
Major Hormones
|
|
|
Resources for help and information
| |
Resources for Help and Information
|
|
|
Respiration
| |
see also Breath; Breathing
|
|
|
artificial
| |
see Resuscitation, cardiopulmonary (CPR)
|
|
|
Cheyne-Stokes
| |
Heart Failure: Symptoms
Sleep Apnea: Symptoms
|
|
|
Respirator
| |
see Ventilation, mechanical
|
|
|
Respiratory acidosis
| |
Acidosis
Major Causes of Respiratory Acidosis and Alkalosis
|
|
|
Respiratory alkalosis
| |
Major Causes of Respiratory Acidosis and Alkalosis
Alkalosis
|
|
|
Respiratory bronchiolitis-associated interstitial lung disease
| |
Comparing Types Of Idiopathic Interstitial Pneumonias
Idiopathic Interstitial Pneumonias:
Respiratory Bronchiolitis–Associated Interstitial Lung Disease and Desquamative Interstitial Pneumonia
|
|
|
Respiratory center, in premature infant
| |
Apnea of Prematurity
|
|
|
Respiratory distress syndrome
| |
Acute Respiratory Distress Syndrome (ARDS)
Causes of Acute Respiratory Distress Syndrome
|
|
|
in premature infant
| |
Prematurity:
Underdeveloped Lungs
Respiratory Distress Syndrome
|
|
|
Respiratory failure
| |
Respiratory Failure and Acute Respiratory Distress Syndrome
What Causes Respiratory Failure?
|
|
|
Respiratory infections
| |
see also Bronchitis; Pneumonia; SARS
Common Cold
Influenza
|
|
|
in children
| |
Respiratory Tract Infections in Children
|
|
|
cough and
| |
Some Causes and Features of Cough in Children
|
|
|
severe acute (SARS)
| |
Severe Acute Respiratory Syndrome (SARS)
|
|
|
Respiratory syncytial virus (RSV) infection
| |
Bronchiolitis
|
|
|
Respiratory system
| |
see also Airways; Lungs
Major Organ Systems
Respiratory System
|
|
|
Respiratory therapy
| |
Chest Physical Therapy
|
|
|
in cystic fibrosis
| |
Cystic Fibrosis (CF): Treatment
|
|
|
Respite care
| |
Services to Know About
|
|
|
Resting tremor
| |
Tremor:
Resting tremor
Tremor: What a doctor does
|
|
|
Restless legs syndrome
| |
Periodic Limb Movement Disorder and Restless Legs Syndrome
Periodic Limb Movement Disorder and Restless Legs Syndrome: Treatment
|
|
|
insomnia and
| |
Insomnia and Excessive Daytime Sleepiness: Less common causes
|
|
|
Restraints, for delirious person
| |
Delirium: Treatment
|
|
|
Resuscitation
| |
|
|
|
cardiopulmonary (CPR)
| |
Medical Terms Related to Life-Sustaining Treatment
Cardiac Arrest:
First-Aid Treatment
CPR: How Effective Is It Really?
Opening an Airway in an Adult
Performing Chest Compressions in an Adult
Performing Chest Compressions in an Infant or a Child
|
|
|
in hypothermia
| |
Hypothermia: Treatment
|
|
|
order against
| |
Do-Not-Resuscitate (DNR) Orders
|
|
|
of dying person
| |
Treatment Options at the End of Life:
Resuscitation
|
|
|
of newborn
| |
Fetus or Newborn Problems During Delivery:
Breathing Problems
|
|
|
Retardation, mental
| |
see Mental retardation
|
|
|
Retching
| |
see Nausea; Vomiting
|
|
|
Reticular activating system
| |
Stupor and Coma
|
|
|
Reticulocyte count
| |
Diagnosis of Blood Disorders:
Reticulocyte Count
|
|
|
Reticulum cell sarcoma
| |
Bone and Joint Tumors:
Lymphoma of Bone
|
|
|
Retina
| |
see also Eye(s)
An Inside Look at the Eye
Biology of the Eyes
Retinal Disorders
Viewing the Retina
|
|
|
age-associated changes in
| |
Effects of Aging on the Eyes
|
|
|
cancer of
| |
Cancers Affecting the Retina
Retinoblastoma
|
|
|
cytomegalovirus infection in
| |
Cytomegalovirus (CMV) Infection: Symptoms
|
|
|
degeneration of
| |
see also Retinopathy
Retinitis Pigmentosa
|
|
|
detachment of
| |
Some Causes and Features of Eye Floaters
Some Causes and Features of Sudden Loss of Vision
Uveitis: Symptoms
Detachment of the Retina
Blunt Injuries to the Eye:
Retinal Detachment
|
|
|
in Marfan syndrome
| |
Marfan Syndrome
|
|
|
diabetes and
| |
Diabetes Mellitus (DM):
Complications
Long-Term Complications of Diabetes
Diabetic Retinopathy
|
|
|
disorders of
| |
see also Retinopathy
Retinal Disorders
|
|
|
electroretinography of
| |
Tests for Eye Disorders:
Electroretinography
|
|
|
examination of
| |
The Eye Examination:
Ophthalmoscopy
What Is an Ophthalmoscope?
|
|
|
in heart disease
| |
Diagnosis of Heart and Blood Vessel Disorders
|
|
|
in high blood pressure
| |
High Blood Pressure:
Diagnosis
Hypertensive Retinopathy
|
|
|
in premature infant
| |
Retinopathy of Prematurity (ROP)
|
|
|
in retinal vessel blockage
| |
Blockage of Central Retinal Veins and Branches: Diagnosis
Blockage of Central Retinal Arteries and Branches: Diagnosis
|
|
|
hemorrhage from
| |
|
|
|
altitude sickness and
| |
Altitude Illness: Other Symptoms
|
|
|
high blood pressure and
| |
High Blood Pressure:
Diagnosis
Hypertensive Retinopathy
|
|
|
macular degeneration of
| |
Age-Related Macular Degeneration
|
|
|
membrane over
| |
Epiretinal Membrane
|
|
|
Retinal artery
| |
Muscles, Nerves, and Blood Vessels of the Eyes
Retinal Disorders
Viewing the Retina
|
|
|
blockage of
| |
Some Causes and Features of Sudden Loss of Vision
Blockage of Central Retinal Arteries and Branches
|
|
|
Retinal vein
| |
Viewing the Retina
|
|
|
blockage of
| |
Some Causes and Features of Sudden Loss of Vision
Blockage of Central Retinal Veins and Branches
|
|
|
Retinitis pigmentosa
| |
Some Causes and Features of Blurred Vision
Retinitis Pigmentosa
|
|
|
Retinoblastoma
| |
Retinoblastoma
|
|
|
Retinocytoma
| |
Retinoblastoma: Prognosis and Treatment
|
|
|
Retinoic acid
| |
Acute Myelocytic Leukemia (AML): Treatment
|
|
|
Retinol (vitamin A)
| |
Vitamins
Vitamin A
|
|
|
deficiency of
| |
Vitamin A:
Vitamin A Deficiency
|
|
|
corneal disorders with
| |
Corneal Ulcer
Keratomalacia
|
|
|
excess of
| |
Vitamin A:
Vitamin A Excess
|
|
|
Retinopathy
| |
see also Retina
|
|
|
blurred vision and
| |
Some Causes and Features of Blurred Vision
|
|
|
in diabetes
| |
Diabetes Mellitus (DM):
Complications
Long-Term Complications of Diabetes
Diabetic Retinopathy
|
|
|
in high blood pressure
| |
High Blood Pressure:
Diagnosis
Hypertensive Retinopathy
|
|
|
of prematurity
| |
Preventive Health Care Visits for Infants
Retinopathy of Prematurity (ROP)
|
|
|
Retirement
| |
|
|
|
aging and
| |
Life-Changing Events Related to Aging: Retirement
|
|
|
Retirement communities
| |
Retirement Communities
|
|
|
Retractile testes
| |
Undescended and Retractile Testes
|
|
|
Retrograde ejaculation
| |
Retrograde Ejaculation
|
|
|
Retrograde urethrography
| |
Bladder Infection (Cystitis): Diagnosis
|
|
|
Retrograde urography
| |
Diagnostic Procedures
|
|
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Retroperitoneal abscess
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Abdominal Abscesses: Causes and Symptoms
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Retropharyngeal abscess
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Retropharyngeal Abscess
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Retrovirus
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What Is a Retrovirus?
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Rett syndrome
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Comparing Autism Spectrum Disorders
Autism Spectrum Disorders:
Rett Syndrome
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Reverse transcriptase inhibitors
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Human Immunodeficiency Virus HIV Infection:
Antiretroviral Drugs
Human Immunodeficiency Virus (HIV) Infection in Children: Drug Treatment
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Reye's syndrome
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Viral Infections in Infants and Children
Chickenpox: Symptoms and Diagnosis
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information resources on
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Reye syndrome
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Fever in Infants and Children: Drugs to lower fever
Reye Syndrome
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