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Browse canonical concepts by label, domain, node type, prefix and encoded class.
Current membership scope: Domain and all descendants
| Concept | Node type | Base domain | Matched membership | Identifier |
|---|---|---|---|---|
| Anemia, Refractory, with Excess of Blasts Chronic refractory anemia with granulocytopenia, and/or thrombocytopenia. Myeloblasts and progranulocytes constitute 5 to 40 percent of the nucleated… | Disorder | Pathology | Hematopoietic System [curated_secondary] | AMW:DIS:150037 |
| Anemia, Sickle Cell A disease characterized by chronic hemolytic anemia, episodic painful crises, and pathologic involvement of many organs. It is the clinical expressio… | Congenital Disorder | Pathology | Hematopoietic System [curated_secondary] | AMW:DIS:150013 |
| Anemia, Sideroblastic Anemia characterized by the presence of erythroblasts containing excessive deposits of iron in the marrow. | Disorder | Pathology | Hematopoietic System [curated_secondary] | AMW:DIS:150038 |
| Anencephaly A malformation of the nervous system caused by failure of the anterior neuropore to close. Infants are born with intact spinal cords, cerebellums, an… | Congenital Disorder | Pathology | Nervous System [curated_secondary] | AMW:DIS:100402 |
| Anetoderma Benign DERMATOSIS caused by a loss of dermal ELASTIC TISSUE resulting in localized sac-like areas of flaccid skin. It can be either primary (idiopath… | Disorder | Pathology | Integumentary System [curated_secondary] | AMW:DIS:170003 |
| Aneurysm Pathological outpouching or sac-like dilatation in the wall of any blood vessel (ARTERIES or VEINS) or the heart (HEART ANEURYSM). It indicates a thi… | Vascular Disorder | Pathology | Cardiovascular System [curated_secondary] | AMW:DIS:140186 |
| Aneurysm, Aortic Arch An abnormal balloon- or sac-like dilatation in the wall of the AORTIC ARCH. | Vascular Disorder | Pathology | Cardiovascular System [curated_secondary] | AMW:DIS:140193 |
| Aneurysm, Ascending Aorta An abnormal balloon- or sac-like dilatation in the wall of the ASCENDING AORTA. | Vascular Disorder | Pathology | Cardiovascular System [curated_secondary] | AMW:DIS:140195 |
| Aneurysm, False Not an aneurysm but a well-defined collection of blood and CONNECTIVE TISSUE outside the wall of a blood vessel or the heart. It is the containment o… | Vascular Disorder | Pathology | Cardiovascular System [curated_secondary] | AMW:DIS:140207 |
| Aneurysm, Ruptured The tearing or bursting of the weakened wall of the aneurysmal sac, usually heralded by sudden worsening pain. The great danger of a ruptured aneurys… | Vascular Disorder | Pathology | Cardiovascular System [curated_secondary] | AMW:DIS:140187 |
| Angelman Syndrome A syndrome characterized by multiple abnormalities, INTELLECTUAL DISABILITY, and movement disorders. Present usually are skull and other abnormalitie… | Syndrome | Pathology | Nervous System [curated_secondary] | AMW:DIS:100307 |
| Angina Pectoris The symptom of paroxysmal pain consequent to MYOCARDIAL ISCHEMIA usually of distinctive character, location and radiation. It is thought to be provok… | Pathologic Condition | Pathology | Cardiovascular System [role_derived] | AMW:DIS:140150 |
| Angina Pectoris, Variant A clinical syndrome characterized by the development of CHEST PAIN at rest with concomitant transient ST segment elevation in the ELECTROCARDIOGRAM, … | Pathologic Condition | Pathology | Cardiovascular System [role_derived] | AMW:DIS:140152 |
| Angina, Stable Persistent and reproducible chest discomfort usually precipitated by a physical exertion that dissipates upon cessation of such an activity. The symp… | Pathologic Condition | Pathology | Cardiovascular System [role_derived] | AMW:DIS:140153 |
| Angina, Unstable Precordial pain at rest, which may precede a MYOCARDIAL INFARCTION. | Pathologic Condition | Pathology | Cardiovascular System [role_derived] | AMW:DIS:140151 |
| Angiodysplasia Acquired degenerative dilation or expansion (ectasia) of normal BLOOD VESSELS, often associated with aging. They are isolated, tortuous, thin-walled … | Pathologic Condition | Pathology | Cardiovascular System [curated_secondary] | AMW:DIS:140208 |
| Angioedema Swelling involving the deep DERMIS, subcutaneous, or submucosal tissues, representing localized EDEMA. Angioedema often occurs in the face, lips, ton… | Pathologic Condition | Pathology | Cardiovascular System [curated_secondary] | AMW:DIS:140211 |
| Angioedemas, Hereditary Inherited disorders that are characterized by subcutaneous and submucosal EDEMA in the upper RESPIRATORY TRACT and GASTROINTESTINAL TRACT. | Pathologic Condition | Pathology | Cardiovascular System [curated_secondary] | AMW:DIS:140212 |
| Angioid Streaks Small breaks in the elastin-filled tissue of the retina. | Disorder | Pathology | Visual System [curated_secondary] | AMW:DIS:110110 |
| Angiolymphoid Hyperplasia with Eosinophilia Solitary or multiple benign cutaneous nodules comprised of immature and mature vascular structures intermingled with endothelial cells and a varied i… | Disorder | Pathology | Hematopoietic System [curated_secondary] | AMW:DIS:150120 |
| Angiomatosis A condition with multiple tumor-like lesions caused either by congenital or developmental malformations of BLOOD VESSELS, or reactive vascular prolif… | Disorder | Pathology | Cardiovascular System [curated_secondary] | AMW:DIS:140209 |
| Anhedonia Inability to experience pleasure due to impairment or dysfunction of normal psychological and neurobiological mechanisms. It is a symptom of many PSY… | Pathologic Condition | Pathology | Nervous System [curated_secondary] | AMW:DIS:100451 |
| Aniridia A congenital abnormality in which there is only a rudimentary iris. This is due to the failure of the optic cup to grow. Aniridia also occurs in a he… | Congenital Disorder | Pathology | Visual System [curated_secondary] | AMW:DIS:110027 |
| Aniseikonia A condition in which the ocular image of an object as seen by one eye differs in size and shape from that seen by the other. | Disorder | Pathology | Visual System [curated_secondary] | AMW:DIS:110102 |
| Anisocoria Unequal pupil size, which may represent a benign physiologic variant or a manifestation of disease. Pathologic anisocoria reflects an abnormality in … | Pathologic Condition | Pathology | Nervous System [curated_secondary] | AMW:DIS:100544 |
| Anisometropia A condition of an inequality of refractive power of the two eyes. | Disorder | Pathology | Visual System [curated_secondary] | AMW:DIS:110103 |
| Ankylosis Fixation and immobility of a joint. | Disorder | Pathology | Musculoskeletal System [curated_secondary] | AMW:DIS:050187 |
| Anomalous Left Coronary Artery Malformations of left CORONARY ARTERY where it is connected to the PULMONARY ARTERY instead of the AORTA. | Congenital Disorder | Pathology | Cardiovascular System [curated_secondary] | AMW:DIS:140011 |
| Anomia A language dysfunction characterized by the inability to name people and objects that are correctly perceived. The individual is able to describe the… | Pathologic Condition | Pathology | Nervous System [curated_secondary] | AMW:DIS:100456 |
| Anophthalmos Congenital absence of the eye or eyes. | Congenital Disorder | Pathology | Visual System [curated_secondary] | AMW:DIS:110028 |