| Dacryoadenitis | ADAM Health Illustrated Encyclopedia |
| Dacryocystitis | Gale Encyclopedia of Medicine |
| Dandruff | Gale Encyclopedia of Alternative Medicine |
| Dandy-Walker malformation | Gale Encyclopedia of Genetic Disorders Part I |
| Dandy-Walker Malformation | Gale Encyclopedia of Genetic Disorders Part II |
| Dandy-Walker Syndrome | Gale Encyclopedia of Neurological Disorders |
| Decompression Sickness | Gale Encyclopedia of Medicine |
| Decompression Sickness | Gale Encyclopedia of Nursing and Allied Health |
| Deep intracerebral hemorrhage | ADAM Health Illustrated Encyclopedia |
| Deep Vein Thrombosis | Gale Encyclopedia of Medicine |
| Deep venous thrombosis | ADAM Health Illustrated Encyclopedia |
| Dehydration | ADAM Health Illustrated Encyclopedia |
| Dehydration | Gale Encyclopedia of Children's Health |
| Dehydration | Gale Encyclopedia of Medicine |
| Dehydration | Gale Encyclopedia of Nursing and Allied Health |
| Dehydration | Gale Encyclopedia of Nutrition and Well Being |
| Delayed ejaculation | ADAM Health Illustrated Encyclopedia |
| Delayed growth | ADAM Health Illustrated Encyclopedia |
| Deletion 22q11 syndrome | Gale Encyclopedia of Genetic Disorders Part I |
| Deletion 22q11 Syndrome | Gale Encyclopedia of Genetic Disorders Part II |
| Delirium | ADAM Health Illustrated Encyclopedia |
| Delirium | Gale Encyclopedia of Medicine |
| Delirium | Gale Encyclopedia of Mental Disorders |
| Delirium | Gale Encyclopedia of Neurological Disorders |
| Delirium tremens | ADAM Health Illustrated Encyclopedia |
| Delta agent (Hepatitis D) | ADAM Health Illustrated Encyclopedia |
| Delusional disorder | Gale Encyclopedia of Mental Disorders |
| Delusions | Gale Encyclopedia of Medicine |
| Delusions | Gale Encyclopedia of Mental Disorders |
| Dementia | ADAM Health Illustrated Encyclopedia |
| Dementia | Gale Encyclopedia of Public Health |
| Dementia | Gale Encyclopedia of Alternative Medicine |
| Dementia | Gale Encyclopedia of Genetic Disorders Part I |
| Dementia | Gale Encyclopedia of Genetic Disorders Part II |
| Dementia | Gale Encyclopedia of Medicine |
| Dementia | Gale Encyclopedia of Mental Disorders |
| Dementia | Gale Encyclopedia of Neurological Disorders |
| Dementia | Gale Encyclopedia of Nursing and Allied Health |
| Dementia due to metabolic causes | ADAM Health Illustrated Encyclopedia |
| Dengue fever | ADAM Health Illustrated Encyclopedia |
| Dengue Fever | Gale Encyclopedia of Medicine |
| Dengue hemorrhagic fever | ADAM Health Illustrated Encyclopedia |
| Dental Abscess | Gale Encyclopedia of Nursing and Allied Health |
| Dental Anomalies | Gale Encyclopedia of Nursing and Allied Health |
| Dental Caries | Gale Encyclopedia of Nursing and Allied Health |
| Dental cavities | ADAM Health Illustrated Encyclopedia |
| Dental Fluorosis | Gale Encyclopedia of Public Health |
| Dental plaque identification at home | ADAM Health Illustrated Encyclopedia |
| Dental Trauma | Gale Encyclopedia of Children's Health |
| Dental Trauma | Gale Encyclopedia of Medicine |
| Dental Trauma | Gale Encyclopedia of Nursing and Allied Health |
| Dentatorubral-pallidoluysian atrophy | Gale Encyclopedia of Genetic Disorders Part I |
| Dentatorubral-Pallidoluysian Atrophy | Gale Encyclopedia of Genetic Disorders Part II |
| Dependent personality disorder | ADAM Health Illustrated Encyclopedia |
| Dependent Personality Disorder | Gale Encyclopedia of Childhood and Adolescence |
| Dependent Personality Disorder | Gale Encyclopedia of Children's Health |
| Dependent personality disorder | Gale Encyclopedia of Mental Disorders |
| Depersonalization | Gale Encyclopedia of Mental Disorders |
| Depersonalization disorder | Gale Encyclopedia of Mental Disorders |
| Depression | ADAM Health Illustrated Encyclopedia |
| Depression | Gale Encyclopedia of Public Health |
| Depression | Gale Encyclopedia of Alternative Medicine |
| Depression | Gale Encyclopedia of Cancer |
| Depression | Gale Encyclopedia of Childhood and Adolescence |
| Depression | Gale Encyclopedia of Genetic Disorders Part I |
| Depression | Gale Encyclopedia of Genetic Disorders Part II |
| Depression | Gale Encyclopedia of Neurological Disorders |
| Depression - elderly | ADAM Health Illustrated Encyclopedia |
| Depression and depressive disorders | Gale Encyclopedia of Mental Disorders |
| Depressive Disorders | Gale Encyclopedia of Children's Health |
| Depressive Disorders | Gale Encyclopedia of Medicine |
| Depressive Disorders | Gale Encyclopedia of Nursing and Allied Health |
| Dermatitis | Gale Encyclopedia of Alternative Medicine |
| Dermatitis | Gale Encyclopedia of Children's Health |
| Dermatitis | Gale Encyclopedia of Medicine |
| Dermatitis herpetiformis | ADAM Health Illustrated Encyclopedia |
| Dermatomyositis | ADAM Health Illustrated Encyclopedia |
| Dermatomyositis | Gale Encyclopedia of Children's Health |
| Dermatomyositis | Gale Encyclopedia of Neurological Disorders |
| Dermatophytosis And Other Superficial Mycoses | Principles and Practice of Infectious Diseases, 6th ed (Elsevier) |
| Dermatoses (systemic) | ADAM Health Illustrated Encyclopedia |
| Developmental coordination disorder | ADAM Health Illustrated Encyclopedia |
| Developmental coordination disorder | Gale Encyclopedia of Mental Disorders |
| Developmental Delay | Gale Encyclopedia of Childhood and Adolescence |
| Developmental Delay | Gale Encyclopedia of Children's Health |
| Developmental disorders of the female reproductive tract | ADAM Health Illustrated Encyclopedia |
| Developmental disorders of the vagina and vulva | ADAM Health Illustrated Encyclopedia |
| Developmental dysplasia of the hip | ADAM Health Illustrated Encyclopedia |
| Developmental reading disorder | ADAM Health Illustrated Encyclopedia |
| Developmental Reading Disorder | Gale Encyclopedia of Childhood and Adolescence |
| Devic Syndrome | Gale Encyclopedia of Neurological Disorders |
| Diabetes | ADAM Health Illustrated Encyclopedia |
| Diabetes | Gale Encyclopedia of Genetic Disorders Part I |
| Diabetes | Gale Encyclopedia of Genetic Disorders Part II |
| Diabetes insipidus | ADAM Health Illustrated Encyclopedia |
| Diabetes Insipidus | Gale Encyclopedia of Medicine |
| Diabetes insipidus - central | ADAM Health Illustrated Encyclopedia |
| Diabetes insipidus - nephrogenic | ADAM Health Illustrated Encyclopedia |
| Diabetes Mellitus | Gale Encyclopedia of Public Health |
| Diabetes Mellitus | Gale Encyclopedia of Alternative Medicine |
| Diabetes Mellitus | Gale Encyclopedia of Childhood and Adolescence |
| Diabetes Mellitus | Gale Encyclopedia of Children's Health |
| Diabetes Mellitus | Gale Encyclopedia of Medicine |
| Diabetes Mellitus | Gale Encyclopedia of Nursing and Allied Health |
| Diabetes Mellitus | Gale Encyclopedia of Nutrition and Well Being |
| Diabetes risk factors | ADAM Health Illustrated Encyclopedia |
| Diabetic Foot Infections | Gale Encyclopedia of Medicine |
| Diabetic hyperglycemic hyperosmolar coma | ADAM Health Illustrated Encyclopedia |
| Diabetic ketoacidosis | ADAM Health Illustrated Encyclopedia |
| Diabetic Ketoacidosis | Gale Encyclopedia of Medicine |
| Diabetic nephropathy | ADAM Health Illustrated Encyclopedia |
| Diabetic neuropathy | ADAM Health Illustrated Encyclopedia |
| Diabetic Neuropathy | Gale Encyclopedia of Medicine |
| Diabetic Neuropathy Disease | Gale Encyclopedia of Neurological Disorders |
| Diabetic retinopathy | ADAM Health Illustrated Encyclopedia |
| Diaper dermatitis - Candida-associated | ADAM Health Illustrated Encyclopedia |
| Diaper dermatitis - irritant-induced | ADAM Health Illustrated Encyclopedia |
| Diaper Rash | Gale Encyclopedia of Alternative Medicine |
| Diaper Rash | Gale Encyclopedia of Children's Health |
| Diaper Rash | Gale Encyclopedia of Medicine |
| Diarrhea | ADAM Health Illustrated Encyclopedia |
| Diarrhea | Gale Encyclopedia of Cancer |
| Diarrhea | Gale Encyclopedia of Childhood and Adolescence |
| Diarrhea | Gale Encyclopedia of Children's Health |
| Diarrhea | Gale Encyclopedia of Medicine |
| Diarrhea | Gale Encyclopedia of Nursing and Allied Health |
| Diarrhea | Gale Encyclopedia of Nutrition and Well Being |
| Diarrhea in children - diet | ADAM Health Illustrated Encyclopedia |
| Diastrophic dysplasia | Gale Encyclopedia of Genetic Disorders Part I |
| Diastrophic Dysplasia | Gale Encyclopedia of Genetic Disorders Part II |
| Diazepam overdose | ADAM Health Illustrated Encyclopedia |
| Dieffenbachia | ADAM Health Illustrated Encyclopedia |
| Diffuse Esophageal Spasm | Gale Encyclopedia of Medicine |
| Diffuse interstitial lung disease | ADAM Health Illustrated Encyclopedia |
| DiGeorge Syndrome | Gale Encyclopedia of Children's Health |
| Digeorge Syndrome | Gale Encyclopedia of Medicine |
| Digestive Disorders | Gale Encyclopedia of Childhood and Adolescence |
| Digitalis toxicity | ADAM Health Illustrated Encyclopedia |
| Dilated cardiomyopathy | ADAM Health Illustrated Encyclopedia |
| Diphenhydramine overdose | ADAM Health Illustrated Encyclopedia |
| Diphtheria | ADAM Health Illustrated Encyclopedia |
| Diphtheria | Gale Encyclopedia of Public Health |
| Diphtheria | Gale Encyclopedia of Childhood and Adolescence |
| Diphtheria | Gale Encyclopedia of Children's Health |
| Diphtheria | Gale Encyclopedia of Medicine |
| Diphyllobothriasis | ADAM Health Illustrated Encyclopedia |
| Disc Herniation | Gale Encyclopedia of Neurological Disorders |
| Discoid Lupus Erythematosus | Gale Encyclopedia of Medicine |
| Disease concept of chemical dependency | Gale Encyclopedia of Mental Disorders |
| Disease Transmission | Gale Encyclopedia of Nursing and Allied Health |
| Diskitis | ADAM Health Illustrated Encyclopedia |
| Dislocation | ADAM Health Illustrated Encyclopedia |
| Dislocations and Subluxations | Gale Encyclopedia of Medicine |
| Dislocations and Subluxations | Gale Encyclopedia of Nursing and Allied Health |
| Disorder of written expression | ADAM Health Illustrated Encyclopedia |
| Disorder of written expression | Gale Encyclopedia of Mental Disorders |
| Disseminated intravascular coagulation (DIC) | ADAM Health Illustrated Encyclopedia |
| Disseminated Intravascular Coagulation (DIC) | Gale Encyclopedia of Cancer |
| Disseminated tuberculosis | ADAM Health Illustrated Encyclopedia |
| Dissociation and dissociative disorders | Gale Encyclopedia of Mental Disorders |
| Dissociative amnesia | Gale Encyclopedia of Mental Disorders |
| Dissociative Disorders | Gale Encyclopedia of Medicine |
| Dissociative fugue | Gale Encyclopedia of Mental Disorders |
| Dissociative identity disorder | Gale Encyclopedia of Mental Disorders |
| Dissociative Identity Disorder/Multiple Personality Disorder | Gale Encyclopedia of Childhood and Adolescence |
| Distal arthrogryposis syndrome | Gale Encyclopedia of Genetic Disorders Part I |
| Distal median nerve dysfunction | ADAM Health Illustrated Encyclopedia |
| Distal renal tubular acidosis | ADAM Health Illustrated Encyclopedia |
| Diverticulitis | ADAM Health Illustrated Encyclopedia |
| Diverticulitis | Gale Encyclopedia of Alternative Medicine |
| Diverticulosis and Diverticulitis | Gale Encyclopedia of Medicine |
| Diverticulosis and Diverticulitis | Gale Encyclopedia of Nursing and Allied Health |
| Domestic Violence | Gale Encyclopedia of Public Health |
| Donohue syndrome | Gale Encyclopedia of Genetic Disorders Part I |
| Donohue Syndrome | Gale Encyclopedia of Genetic Disorders Part II |
| Down syndrome | ADAM Health Illustrated Encyclopedia |
| Down Syndrome | Gale Encyclopedia of Childhood and Adolescence |
| Down syndrome | Gale Encyclopedia of Genetic Disorders Part I |
| Down Syndrome | Gale Encyclopedia of Children's Health |
| Down Syndrome | Gale Encyclopedia of Genetic Disorders Part II |
| Down Syndrome | Gale Encyclopedia of Medicine |
| Down Syndrome | Gale Encyclopedia of Nursing and Allied Health |
| Doxepin overdose | ADAM Health Illustrated Encyclopedia |
| Dracunculosis | Gale Encyclopedia of Public Health |
| Drain cleaners | ADAM Health Illustrated Encyclopedia |
| Drain opening agents | ADAM Health Illustrated Encyclopedia |
| Drainpipe cleaners | ADAM Health Illustrated Encyclopedia |
| Drug abuse | ADAM Health Illustrated Encyclopedia |
| Drug abuse and dependence | ADAM Health Illustrated Encyclopedia |
| Drug allergies | ADAM Health Illustrated Encyclopedia |
| Drug Allergies/Sensitivities | Gale Encyclopedia of Children's Health |
| Drug Interactions | Gale Encyclopedia of Nursing and Allied Health |
| Drug Metabolism/Interactions | Gale Encyclopedia of Medicine |
| Drug Overdose | Gale Encyclopedia of Medicine |
| Drug signs and teenagers | ADAM Health Illustrated Encyclopedia |
| Drug-induced cholestasis | ADAM Health Illustrated Encyclopedia |
| Drug-induced diarrhea | ADAM Health Illustrated Encyclopedia |
| Drug-induced hepatitis | ADAM Health Illustrated Encyclopedia |
| Drug-induced hypertension | ADAM Health Illustrated Encyclopedia |
| Drug-induced hypoglycemia | ADAM Health Illustrated Encyclopedia |
| Drug-induced hypothyroidism | ADAM Health Illustrated Encyclopedia |
| Drug-induced immune hemolytic anemia | ADAM Health Illustrated Encyclopedia |
| Drug-induced immune thrombocytopenia | ADAM Health Illustrated Encyclopedia |
| Drug-induced lupus erythematosus | ADAM Health Illustrated Encyclopedia |
| Drug-induced nonimmune thrombocytopenia | ADAM Health Illustrated Encyclopedia |
| Drug-induced pulmonary disease | ADAM Health Illustrated Encyclopedia |
| Drug-induced tremor | ADAM Health Illustrated Encyclopedia |
| Drugs that may cause impotence | ADAM Health Illustrated Encyclopedia |
| Dry eye syndrome | ADAM Health Illustrated Encyclopedia |
| Dry Mouth | Gale Encyclopedia of Alternative Medicine |
| Dry Mouth | Gale Encyclopedia of Medicine |
| Duane retraction syndrome | Gale Encyclopedia of Genetic Disorders Part I |
| Duane Retraction Syndrome | Gale Encyclopedia of Genetic Disorders Part II |
| Dubin-Johnson syndrome | ADAM Health Illustrated Encyclopedia |
| Dubowitz syndrome | Gale Encyclopedia of Genetic Disorders Part I |
| Dubowitz Syndrome | Gale Encyclopedia of Genetic Disorders Part II |
| Duchenne muscular dystrophy | ADAM Health Illustrated Encyclopedia |
| Duchenne muscular dystrophy | Gale Encyclopedia of Genetic Disorders Part I |
| Duchenne Muscular Dystrophy | Gale Encyclopedia of Genetic Disorders Part II |
| Duodenal atresia | ADAM Health Illustrated Encyclopedia |
| Duodenal Obstruction | Gale Encyclopedia of Children's Health |
| Duodenal Obstruction | Gale Encyclopedia of Medicine |
| Dupuytren’s contracture | ADAM Health Illustrated Encyclopedia |
| Dwarfism | Gale Encyclopedia of Childhood and Adolescence |
| Dwarfism | Gale Encyclopedia of Children's Health |
| Dye remover | ADAM Health Illustrated Encyclopedia |
| Dyschondrosteosis | Gale Encyclopedia of Genetic Disorders Part II |
| Dyscrasias | ADAM Health Illustrated Encyclopedia |
| Dysfunctional Family | Gale Encyclopedia of Childhood and Adolescence |
| Dysfunctional Uterine Bleeding | Gale Encyclopedia of Medicine |
| Dysfunctional uterine bleeding (DUB) | ADAM Health Illustrated Encyclopedia |
| Dyshidrotic eczema | ADAM Health Illustrated Encyclopedia |
| Dyskinesia | Gale Encyclopedia of Neurological Disorders |
| Dyslexia | Gale Encyclopedia of Alternative Medicine |
| Dyslexia | Gale Encyclopedia of Childhood and Adolescence |
| Dyslexia | Gale Encyclopedia of Children's Health |
| Dyslexia | Gale Encyclopedia of Medicine |
| Dyslexia | Gale Encyclopedia of Neurological Disorders |
| Dysmenorrhea | Gale Encyclopedia of Alternative Medicine |
| Dysmenorrhea | Gale Encyclopedia of Children's Health |
| Dysmenorrhea | Gale Encyclopedia of Medicine |
| Dysmenorrhea in the adolescent | ADAM Health Illustrated Encyclopedia |
| Dyspepsia | Gale Encyclopedia of Medicine |
| Dysplasia | Gale Encyclopedia of Genetic Disorders Part I |
| Dysplasia | Gale Encyclopedia of Genetic Disorders Part II |
| Dysthymia | ADAM Health Illustrated Encyclopedia |
| Dysthymic disorder | Gale Encyclopedia of Mental Disorders |