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The trusted provider of medical information since 1899
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Merck
Manual
Consumer Version
The trusted provider of medical information since 1899
ENGLISH
FRANÇAIS (FRENCH)
Other Languages
Search
Search
A-Z
VIEW PROFESSIONAL VERSION
HOME
HEALTH TOPICS
Common Health Topics
Blood Disorders
Bone, Joint, and Muscle Disorders
Brain, Spinal Cord, and Nerve Disorders
Cancer
Children's Health Issues
Digestive Disorders
Disorders of Nutrition
Drugs
Ear, Nose, and Throat Disorders
Eye Disorders
Fundamentals
Heart and Blood Vessel Disorders
Hormonal and Metabolic Disorders
Immune Disorders
Infections
Injuries and Poisoning
Kidney and Urinary Tract Disorders
Liver and Gallbladder Disorders
Lung and Airway Disorders
Men's Health Issues
Mental Health Disorders
Mouth and Dental Disorders
Older People’s Health Issues
Skin Disorders
Special Subjects
Women's Health Issues
Resources
Videos
Figures
Images
Quizzes
Common Medical Tests
View All Resources
SYMPTOMS
General
Abdomen & Digestive
Bleeding
Brain & Nervous System
Chest & Respiratory
Children's Symptoms
Eye
Genital & Urinary
ALL SYMPTOMS >
EMERGENCIES
Cardiac Arrest
Choking
ALL EMERGENCIES >
DRUG INFO
Drug Information, Search
Drugs by Name, Generic and Brand
Natural Products, Search
Drug Interactions
Pill Identifier
Commonly searched drugs
Aspirin
Metformin
Warfarin
Tramadol
Lactulose
Ranitidine (Withdrawn from US Market)
RESOURCES
Abbreviations
Audio
3D Models
Common Medical Tests
Figures
First Aid
Images
Infographics
Lab Test
Medical Terms
The One-Page Manual of Health
Pronunciations
Quizzes
Self-Assessment Tools
Tables
Videos
Weights & Measures
Podcasts
NEWS
'Spare Tire' Might Up a Man's Prostate Cancer Risk
1 in 20 Older Americans Smoke Pot Regularly, Survey Finds
AHA News: When It Comes to Labor Day Menu Choices, Safety Is Tasty
Being a Jerk Not a Recipe for Getting Ahead at Work
View All News >
View All News >
ABOUT
Overview
History
Editors and the Editorial Process
Publishing and Production Staff
Editorial Board
Contributors
Reviewers
Content Providers
Global Medical Knowledge 2020
FAQ
Contact Us
Brought to you by
About Merck
Merck Careers
research
WorldWideLink
Health Topics & Chapters
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
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Medical Decision Making
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Medical Decision Making
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Overview of Medical Decision Making
Defining goals
Standard of care and second opinions
Information sources for doctors
Information sources for people
Medical Testing Decisions
Gathering Basic Medical Information
Medical history
Physical examination
Types of Medical Tests
Diagnostic tests
Screening tests
Classification and monitoring tests
Interpreting Medical Test Results
Medical Treatment Decisions
Shared decision making
Balancing risks and benefits
Providing perspective