San Francisco

San Francisco /sæn frənˈsɪskoʊ/, officially the City and County of San Francisco , is the cultural, commercial and financial center of...

Upper house

An upper house , often called a Senate, is one of two chambers of a bicameral legislature, the other chamber being the lower house. A legi...

Seminoma

Seminoma (also known as pure seminoma or classical seminoma ) is a germ cell tumor of the testis or, more rarely, the mediastinum or other...

American Civil War

The American Civil War , widely known in the United States as simply the Civil War as well as other sectional names, was fought from 1861 t...

Blastomycosis

The term "South American blastomycosis" is sometimes used to describe an infection with Paracoccidioides brasiliensis, though the ...

Argininosuccinic aciduria

Argininosuccinic aciduria , also called argininosuccinic acidemia , is an inherited disorder that causes the accumulation of argininosuccini...

Enterovirus

Enteroviruses are a genus of positive-sense single-stranded RNA viruses associated with several human and mammalian diseases. Serologic stu...

Social stigma

Social stigma is the extreme disapproval of (or discontent with) a person or group on socially characteristic grounds that are perceived, a...

Allergic bronchopulmonary aspergillosis

Allergic bronchopulmonary aspergillosis ( ABPA ) is a condition characterised by an exaggerated response of the immune system (a hypersensi...

DNA virus

A DNA virus is a virus that has DNA as its genetic material and replicates using a DNA-dependent DNA polymerase. The nucleic acid is usuall...

Chronic obstructive pulmonary disease

Chronic obstructive pulmonary disease ( COPD ), also known as chronic obstructive lung disease ( COLD ), and chronic obstructive airway di...

Amblyopia

Amblyopia (from Greek αμβλυωπία, "blunt vision"), also called lazy eye , is a disorder of sight. It involves decreased v...

Agraphia

Agraphia is an acquired neurological disorder causing a loss in the ability to communicate through writing, either due to some form of moto...

Neuromuscular disease

Neuromuscular disease is a very broad term that encompasses many diseases and ailments that impair the functioning of the muscles, either d...

Control of Communicable Diseases Manual

The Control of Communicable Diseases Manual (CCDM) is one of the most widely recognized reference volumes on the topic of infectious diseas...

Rocky Mountain spotted fever

Rocky Mountain spotted fever is the most lethal and most frequently reported rickettsial illness in the United States. It has been diagnose...

Echinococcosis

Echinococcosis , also called hydatid disease , hydatidosis , or echinococcal disease , is a parasitic disease of tapeworms of the Echinococc...

Small-cell carcinoma

Small-cell carcinoma (also known as "small-cell lung cancer", or "oat-cell carcinoma") is a type of highly malignant ca...

Hawaii Admission Act

The Admission Act , formally An Act to Provide for the Admission of the State of Hawaii into the Union (Pub.L. 86â€"3, enacted March 1...

Photic sneeze reflex

The photic sneeze reflex (also known as photoptarmosis , colloquially known as "sun sneezing") is a condition of uncontrollable s...

Adie syndrome

Adie syndrome , sometimes known as Holmesâ€"Adie syndrome or Adie's tonic pupil , is a neurological disorder characterized by a to...

Actinic keratosis

Actinic keratosis (also called "solar keratosis" and "senile keratosis"; abbreviated as "AK") is a pre-cancer...

Tularemia

Tularemia (or tularaemia ; also known as Pahvant Valley plague , rabbit fever , deer fly fever , and Ohara's fever ) is a serious infec...

Contiguous United States

The contiguous United States is the 48 adjoining U.S. states plus Washington, D.C. (federal district) on the continent of North America tha...

Cancer syndrome

A cancer syndrome or family cancer syndrome is a genetic disorder in which inherited genetic mutations in one or more genes predispose the...

Robert Weinberg

Robert Allan Weinberg (born November 11, 1942) is a biologist Daniel K. Ludwig Professor for Cancer Research at Massachusetts Institute of ...

Imaging genetics

Imaging genetics refers to the use of anatomical or physiological imaging technologies as phenotypic assays to evaluate genetic variation. ...

Permanent members of the United Nations Security Council

The permanent members of the United Nations Security Council , also known as the Permanent Five , Big Five , or P5 , include the following f...

Aqueductal stenosis

Aqueductal stenosis is a narrowing of the aqueduct of Sylvius which blocks the flow of cerebrospinal fluid (CSF) in the ventricular system....

The Star-Spangled Banner

" The Star-Spangled Banner " is the national anthem of the United States. The lyrics come from "Defence of Fort M'Henry...

Moyamoya disease

Moyamoya syndrome is a disease in which certain arteries in the brain are constricted. Blood flow is blocked by the constriction, and also ...

Chronic fatigue syndrome

Chronic fatigue syndrome ( CFS ) is the common name for a group of significantly debilitating medical conditions characterized by persisten...

Federal government of the United States

The government of the United States of America is the federal government of the republic of fifty states that constitute the United States,...

United States territorial acquisitions

This is a United States territorial acquisitions and conquests list, beginning with American independence. Note that this list primarily co...

Psychiatric survivors movement

The psychiatric survivors movement (more broadly consumer/survivor/ex-patient movement ) is a diverse association of individuals who either...

Amnesia

Amnesia (from Greek ἀμνησία from ἀ- meaning "without" and μνήμη memory) is a deficit in memory caused by brain dam...

Multifocal motor neuropathy

Multifocal motor neuropathy (MMN) is a progressively worsening condition where muscles in the extremities gradually weaken. The disorder, a...

Republicanism in the United States

Republicanism is the guiding political philosophy of the United States . It has been a major part of American civic thought since its found...

Coccidioides immitis

Coccidioides immitis is a pathogenic fungus that resides in the soil in certain parts of the southwestern United States, northern Mexico, a...

Adrenoleukodystrophy

Adrenoleukodystrophy (also known as X-linked adrenoleukodystrophy , ALD , X-ALD , adrenomyeloneuropathy , AMN , Siemerlingâ€"Creutzfel...

Tobacco

Tobacco is a plant within the genus Nicotiana of the Solanaceae (nightshade) family. While there are more than 70 species of tobacco, the ...

Tamoxifen

Tamoxifen is an antagonist of the estrogen receptor in breast tissue via its active metabolite, 4-hydroxytamoxifen. In other tissues such a...

Myiasis

Myiasis (/ˈmaɪ.əsɨs/ or /maɪˈaɪ.əsɨs/) is the parasitic infestation of the body of a live mammal by fly larvae (maggots) that grow...

Strongyloides stercoralis

Strongyloides stercoralis is the scientific name of a human parasitic roundworm causing the disease strongyloidiasis. Its common name is th...

Erythromelalgia

Erythromelalgia , formerly known as Mitchell's disease (after Silas Weir Mitchell), acromelalgia , red neuralgia , or erythermalgia , i...

Radiation

In physics, radiation is a process in which electromagnetic waves (EMR) travel through a vacuum or through matter-containing media; the exi...

American Psychiatric Association

The American Psychiatric Association ( APA ) is the main professional organization of psychiatrists and trainee psychiatrists in the United...

Ancylostoma braziliense

Ancylostoma braziliense is a species of hookworm belonging to the genus Ancylostoma . It is an intestinal parasite of domestic cats and dog...

Palinopsia

Palinopsia (Greek: palin for "again" and opsia for "seeing") is a visual disturbance defined as the persistent or rec...

Encephalocele

Encephalocele , sometimes known by the Latin name cranium bifidum , is a neural tube defect characterized by sac-like protrusions of the bra...

Chromosome

A chromosome is packaged and organized chromatin, a complex of macromolecules found in cells, consisting of DNA, protein and RNA. The main ...

Stop codon

In the genetic code, a stop codon (or termination codon ) is a nucleotide triplet within messenger RNA that signals a termination of transl...

Electric power transmission

Electric-power transmission is the bulk transfer of electrical energy, from generating power plants to electrical substations located near ...

Alkaptonuria

Alkaptonuria ( black urine disease , black bone disease , or alcaptonuria ) is a rare inherited genetic disorder in which the body cannot p...

Respiratory disease

Respiratory disease is a medical term that encompasses pathological conditions affecting the organs and tissues that make gas exchange poss...

Public health

Public health is "the science and art of preventing disease, prolonging life and promoting health through the organized efforts and in...

Kaposi%27s sarcoma

Kaposi's sarcoma (/kəˈpoÊŠsiːz sÉ'rˈkoÊŠmÉ™/; KS ) is a tumor caused by infection with human herpesvirus 8 (HHV8), also known a...

Anaplasma phagocytophilum

Anaplasma phagocytophilum (formerly Ehrlichia phagocytophilum ) is a gram-negative bacterium that is unusual in its tropism to neutrophils....

Democratic Psychiatry

Democratic Psychiatry (Italian: Psichiatria Democratica ) is Italian society and movement for liberation of the ill from segregation in men...

Tremor

A tremor is an involuntary, somewhat rhythmic, muscle contraction and relaxation involving to and from movements (oscillations or twitching...

Anal cancer

Anal cancer is a cancer (malignant tumor) which arises from the anus, the distal opening of the gastrointestinal tract. It is a distinct en...

Human herpesvirus 7

Human herpesvirus 7 (HHV-7) is one of eight known members of the Herpesviridae family, also known as human herpes virus. HHV-7 is a member ...

Rights of Englishmen

The rights of Englishmen are the perceived traditional rights of English (and British) subjects. Some colonists that objected to British ru...