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THE MERCK MANUAL MEDICAL LIBRARY: The Merck Manual of Diagnosis and Therapy
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GA

GABA

Examples of Disorders Associated With Defects in Neurotransmission Tables
Neurotransmission: GABA

Gabapentin

  • in dying patient

  • Symptom Control in the Dying: Pain

  • in multiple sclerosis

  • Multiple Sclerosis (MS): Treatment

  • in pain

  • Drugs for Neuropathic PainTables
    Pain: Adjuvant Analgesic Drugs
    Neuropathic Pain: Treatment

  • in sciatica

  • Sciatica: Treatment

  • in seizures

  • Drugs Used in Seizure Disorders*Tables

  • in trigeminal neuralgia

  • Trigeminal Neuralgia: Treatment

    Gag reflex

    Approach to the Neurologic Patient: Cranial nerves

    Gaisböck's syndrome

    Polycythemia Vera: Diagnosis
    Causes of ErythrocytosisTables

    Gait

  • in cerebral palsy syndromes

  • Cerebral Palsy (CP) Syndromes: Symptoms and Signs

  • evaluation of

  • Approach to the Patient With Joint Disease: Hip
    Approach to the Neurologic Patient: Gait, stance, and coordination

  • in Parkinsons disease

  • Parkinson's Disease: Symptoms and Signs

  • rheumatic

  • Parkinson's Disease: Diagnosis

    Galactocele

    Mastalgia and Breast Lumps: Etiology

    Galactocerebroside β-galactosidase deficiency

    Lysosomal Storage Disorders: Krabbe's Disease

    Galactokinase deficiency

    Carbohydrate Metabolism Disorders: Galactokinase deficiency

    Galactomannans

    Aspergillosis: Diagnosis

    Galactorrhea

    Gigantism and Acromegaly: Acromegaly
    Galactorrhea
    Amenorrhea: History and physical examination

    Galactosemia

    Carbohydrate Metabolism Disorders: Galactosemia

    Galactose-1-phosphate uridyl transferase deficiency

    Carbohydrate Metabolism Disorders: Galactose-1-phosphate uridyl transferase deficiency

    α-Galactosidase A deficiency

    Lysosomal Storage Disorders: Fabry's Disease

    Galactosylceramide lipidosis

    Lysosomal Storage Disorders: Krabbe's Disease

    Galantamine

    Dementia: Drugs
    Dementia: Treatment
    Drugs for Alzheimer's DiseaseTables

    Galeazzi sign

    Hip, Leg, and Foot Abnormalities: Developmental dysplasia of the hip (formerly congenital dislocation of the hip)

    Gallavardin's phenomenon

    Aortic Stenosis: Symptoms and Signs

    Gallbladder

  • calculi of

  • see Gallstones
    Cholelithiasis

  • carcinoma of

  • Tumors of the Gallbladder and Bile Ducts

  • fistula of

  • Cholecystitis: Complications

  • inflammation of

  • Cholecystitis

  • imaging in

  • Imaging Tests: Ultrasound

  • total parenteral nutrition and

  • Total Parenteral Nutrition (TPN): Complications

  • polyps of

  • Tumors of the Gallbladder and Bile Ducts

  • porcelain

  • Cholecystitis: Chronic Cholecystitis

  • in pregnancy

  • Disorders Requiring Surgery During Pregnancy

  • tumors of

  • Tumors of the Gallbladder and Bile Ducts

    Gallium nitrate

    Disorders of Calcium Concentration: Treatment

    Gallium scan

  • in cardiovascular disorders

  • Radionuclide Imaging: Myocardial Perfusion Imaging

  • in sarcoidosis

  • Sarcoidosis: Diagnosis

    Gallstones

    Cholelithiasis

  • acute cholecystitis and

  • Cholecystitis: Acute Cholecystitis

  • imaging of

  • Imaging Tests: Ultrasound

  • oral contraceptives and

  • Contraception: Adverse effects

  • pancreatitis and

  • Acute Pancreatitis: Pathophysiology
    Acute Pancreatitis: Treatment

  • total parenteral nutrition and

  • Total Parenteral Nutrition (TPN): Complications

    Gamekeeper's thumb

    Sprains, Strains, and Tendon Tears: Ulnar collateral ligament sprains (gamekeeper's thumb)

    Gamete intrafallopian tube transfer

    Assisted Reproductive Techniques

    Gamma-aminobutyric acid (GABA)

    Examples of Disorders Associated With Defects in Neurotransmission Tables
    Neurotransmission: GABA

    Gamma hydroxybutyrate (GHB)

    Gamma Hydroxybutyrate (GHB)

    Ganciclovir

    Herpesviruses: Ganciclovir and valganciclovir

  • in cytomegalovirus infection

  • Cytomegalovirus (CMV) Infection: Treatment and Prevention

    Ganglia

  • parasympathetic

  • Autonomic Nervous System: Anatomy

  • sympathetic

  • Autonomic Nervous System: Anatomy

    Ganglia (ganglion cysts)

    Ganglia

    Ganglioneuroma

    Neuroblastoma

    Ganglionitis

  • posterior (shingles)

  • Herpes Zoster

    Gangrene

  • Fournier's

  • Necrotizing Subcutaneous Infection: Etiology
    Streptococcal and Enterococcal Infections: Streptococcal Diseases

  • gas

  • Clostridial Soft-Tissue Infections

  • necrotizing subcutaneous infection and

  • Necrotizing Subcutaneous Infection: Diagnosis

  • wet

  • Frostbite: Symptoms and Signs

    Gangs

    Violence

    Gardner-Diamond syndrome

    Autoerythrocyte Sensitization

    Gardner's syndrome

    Polyps of the Colon and Rectum: Familial Adenomatous Polyposis
    Oral Findings in Systemic DisordersTables
    Jaw Tumors

    Garlic

    Some Possible Dietary Supplement–Drug Interactions* Tables
    Garlic

    Garrod's pads

  • fibromatosis of

  • Deformities: Symptoms and Signs

    Gas(es)

  • blood

  • see also Blood gases
    Measurement of Gas Exchange: Arterial Blood Gas Sampling

  • diathermy-related hazard of

  • Gas-Related Complaints: Excessive flatus

  • diving-related toxicity of

  • Gas Toxicity

  • intestinal

  • Gas-Related Complaints
    Some Causes of Gas-Related ComplaintsTables
    Ileus: Diagnosis

  • toxic

  • Toxic Inhalation Injury

    Gas chromatography

    Non-Nucleic Acid–Based Identification Methods: Chromatographic methods

    Gas embolism

    Nonthrombotic Pulmonary EmbolismSidebars
    Arterial Gas Embolism
    Comparison of Gas Embolism and Decompression SicknessTables

  • recompression therapy in

  • Recompression Therapy
    Hyperbaric O2 Therapy*Tables

    Gas exchange

  • impairment of

  • see Hypercapnia
    see Hypoxemia

  • measurement of

  • see also Blood gases
    Measurement of Gas Exchange

    Gastrectomy

  • bezoars after

  • Bezoars: Etiology

  • gastritis after

  • Gastritis: Postgastrectomy Gastritis

  • in peptic ulcer disease

  • Peptic Ulcer Disease: Surgery

    Gastric acid

    Gastritis and Peptic Ulcer Disease

  • drug reduction of

  • Drug Treatment of Gastric Acidity

  • pneumonitis from

  • Aspiration Pneumonitis and Pneumonia: Chemical pneumonitis

  • in short bowel syndrome

  • Short Bowel Syndrome: Treatment

  • tests of

  • Acid-Related Tests

    Gastric adenocarcinoma

    Stomach Cancer

  • postgastrectomy

  • Gastritis: Postgastrectomy Gastritis

    Gastric analysis

    Acid-Related Tests: Gastric Analysis

    Gastric antral vascular ectasia

    Vascular GI Lesions

    Gastric bypass

    Obesity and the Metabolic Syndrome: Surgery

    Gastric emptying

    Nuclear Scans

  • drug absorption and

  • Absorption: Oral Administration

  • in poisoning

  • General Principles: Gastric emptying

    Gastric glands

  • atrophy of

  • Gastritis: Gastric atrophy

  • metaplasia of

  • Gastritis: Metaplasia

    Gastric lavage

  • in poisoning

  • General Principles: Gastric emptying

    Gastric outlet obstruction

  • peptic ulcer disease and

  • Peptic Ulcer Disease: Gastric outlet obstruction

    Gastric tonometry

    Patient Monitoring and Testing: Other Types of Monitoring

    Gastric ulcer

    see also Peptic ulcer disease
    Peptic Ulcer Disease

    Gastric washing

  • in tuberculosis

  • Tuberculosis (TB): Diagnosis

    Gastrin

  • in autoimmune metaplastic atrophic gastritis

  • Autoimmune Metaplastic Atrophic Gastritis

  • blood levels of

  • Acid-Related Tests: Gastric Analysis
    Pancreatic Endocrine Tumors: Diagnosis

  • in MEN-I syndrome

  • Multiple Endocrine Neoplasia, Type I (MEN I): Pancreas

  • proton pump inhibitor effects on

  • Drug Treatment of Gastric Acidity: Proton pump inhibitors

    Gastrinoma

    Pancreatic Endocrine TumorsTables
    Pancreatic Endocrine Tumors: Zollinger-Ellison Syndrome

  • peptic ulcer disease vs

  • Peptic Ulcer Disease: Diagnosis

    Gastritis

    Gastritis

  • autoimmune

  • Autoimmune Metaplastic Atrophic Gastritis

  • eosinophilic

  • Gastritis: Eosinophilic gastritis

  • erosive

  • Gastritis: Erosive Gastritis

  • granulomatous disease and

  • Gastritis: Gastritis caused by systemic disorders

  • infectious (septic)

  • Gastritis: Infectious (septic) gastritis

  • Ménétrier's disease and

  • Gastritis: Ménétrier's disease

  • nonerosive

  • Gastritis: Nonerosive Gastritis

  • postgastrectomy

  • Gastritis: Postgastrectomy Gastritis

  • radiation-induced

  • Gastritis: Gastritis caused by physical agents

    Gastroduodenal manometry

    Manometry

    Gastroduodenostomy

    Peptic Ulcer Disease: Surgery

    Gastroenteritis

    see also Food poisoning
    Gastroenteritis
    Selected Oral Antibiotics for Infectious Gastroenteritis*Tables

  • bacterial

  • Gastroenteritis: Bacteria

  • Campylobacter

  • Campylobacter and Related Infections

  • Clostridium perfringens

  • Clostridium perfringens Food Poisoning

  • drug-related

  • Drug- and Chemical-Related Gastroenteritis

  • Escherichia coli

  • Escherichia coli Infections

  • HIV infection and

  • Common Manifestations of HIV Infection by Organ System Tables

  • in neonates

  • Gastrointestinal Disorders in Neonates and Infants

  • parasitic

  • Gastroenteritis: Parasites
    Gastroenteritis: Symptoms and Signs
    Infection and Infestation

  • prevention of

  • Gastroenteritis: Prevention

  • Salmonella

  • Salmonella Infections: Nontyphoidal Salmonella Infections

  • sexually transmitted

  • Sexually Transmitted Enteric Infections

  • travel-related

  • Traveler's Diarrhea

  • Vibrio cholerae

  • Cholera

  • viral

  • Gastroenteritis: Viruses
    Gastroenteritis: Symptoms and Signs
    Selected Viruses That Infect Humans* Tables

  • Yersinia

  • Plague and Other Yersinia Infections: Other Yersinia Infections

    Gastroenteropathy

  • allergic

  • in infant

  • Diarrhea: Etiology

  • eosinophilic

  • Atopic and Allergic Disorders: Food Allergy

    Gastroesophageal junction

  • cancer of

  • Motility Disorders: Diagnosis

    Gastroesophageal reflux disease

    Other Testing Procedures
    Gastroesophageal Reflux Disease (GERD)

  • asthma and

  • Asthma: Pathophysiology and Classification

  • bronchiolitis vs

  • Bronchiolitis: Diagnosis

  • chest pain in

  • Chest Pain: History

  • cough in

  • Cough: Etiology

  • enamel defects in

  • Approach to the Dental Patient: Physical examination

  • in infants

  • Spitting Up and Vomiting: History

    Gastrointestinal stromal tumors

    Gastrointestinal Stromal Tumors

    Gastrointestinal tract

    see also specific organs

  • aging-related changes in

  • Selected Physiologic Age-Related Changes Tables

  • amyloid of

  • Amyloidosis: Symptoms and Signs

  • anthrax of

  • Anthrax

  • barotrauma to

  • Barotrauma: GI barotrauma (gut squeeze)

  • bezoars of

  • Bezoars

  • bleeding from

  • see also Bleeding, gastrointestinal
    GI Bleeding
    Common Causes of GI BleedingTables

  • nuclear scan

  • Nuclear Scans

  • caustic burns to

  • Caustic Ingestion

  • congenital anomalies of

  • Congenital Gastrointestinal Anomalies

  • diagnostic and therapeutic procedures for

  • Diagnostic and Therapeutic GI Procedures

  • diseases of

  • approach to

  • Approach to the Patient with Upper GI Complaints

  • HIV infection and

  • Common Manifestations of HIV Infection by Organ System Tables

  • in neonate and infant

  • Gastrointestinal Disorders in Neonates and Infants

  • pain with

  • Clues to Diagnosis of Pelvic PainTables

  • diverticular disease of

  • Diverticular Disease

  • during pregnancy

  • Physiology of Pregnancy: GI and hepatobiliary

  • endoscopy of

  • Endoscopy
    GI Procedures for the Generalist: Anoscopy and Sigmoidoscopy

  • erythromycin toxicity to

  • Macrolides: Toxicity

  • foreign bodies in

  • Foreign Bodies

  • functional illness of

  • Functional GI Illness

  • gas in

  • Gas-Related Complaints
    Some Causes of Gas-Related ComplaintsTables

  • infection of

  • see also Food poisoning
    see also Gastroenteritis
    Gastroenteritis
    Selected Oral Antibiotics for Infectious Gastroenteritis*Tables

  • Bacteroides fragilis

  • Mixed Anaerobic Infections: Treatment and Prevention

  • barriers to

  • Host Defense Mechanisms: Natural Barriers

  • Oligella

  • Oligella Infections

  • inflammation of

  • see also Crohn's disease
    see also Gastroenteritis
    see also Ulcerative colitis
    Gastroenteritis
    Inflammatory Bowel Disease (IBD)
    Differentiating Crohn's Disease and Ulcerative ColitisTables

  • malabsorption syndromes of

  • Malabsorption Syndromes
    Small-Bowel Mucosal Histology in Certain Malabsorptive DisordersTables
    Suggested evaluation for malabsorption.Figures

  • mucosa of

  • Gastritis and Peptic Ulcer Disease

  • normal flora of

  • Host Defense Mechanisms: Natural Barriers

  • obstruction of

  • Intestinal Obstruction
    Causes of Intestinal ObstructionTables

  • congenital

  • Congenital Gastrointestinal Anomalies

  • Crohn's disease and

  • Crohn's Disease: Moderate to severe disease

  • cystic fibrosis and

  • Cystic Fibrosis (CF): Treatment

  • in dying patient

  • Symptom Control in the Dying: Nausea and Vomiting

  • ileus vs

  • Ileus: Diagnosis

  • Meckel's diverticulum and

  • Meckel's Diverticulum: Pathophysiology