From HPO
Recurrent singultus- MedGen UID:
- 893074
- •Concept ID:
- C0744897
- •
- Finding
A contraction of the diaphragm that repeats several times per minute. In humans, the abrupt rush of air into the lungs causes the epiglottis to close, creating a hic sound. Also known as synchronous diaphragmatic flutter (SDF), or singultus, from the Latin singult, the act of catching one's breath while sobbing. The hiccup is an involuntary action involving a reflex arc.
Ankle clonus- MedGen UID:
- 68672
- •Concept ID:
- C0238651
- •
- Finding
Clonus is an involuntary tendon reflex that causes repeated flexion and extension of the foot. Ankle clonus is tested by rapidly flexing the foot upward.
Partial atrioventricular canal- MedGen UID:
- 868879
- •Concept ID:
- C4023290
- •
- Congenital Abnormality
A specific combination of heart defects including a primum atrial septal defect and cleft anterior mitral valve leaflet. There is not an inlet ventricular septal defect present. There are two valve annuluses and two valve orifices.
Feeding difficulties- MedGen UID:
- 65429
- •Concept ID:
- C0232466
- •
- Finding
Impaired ability to eat related to problems gathering food and getting ready to suck, chew, or swallow it.
Decreased liver function- MedGen UID:
- 65430
- •Concept ID:
- C0232744
- •
- Finding
Reduced ability of the liver to perform its functions.
Poor suck- MedGen UID:
- 324693
- •Concept ID:
- C1837142
- •
- Finding
An inadequate sucking reflex, resulting in the difficult of newborns to be breast-fed.
Coma- MedGen UID:
- 1054
- •Concept ID:
- C0009421
- •
- Disease or Syndrome
The complete absence of wakefulness and consciousness, which is evident through a lack of response to any form of external stimuli.
Dystonic disorder- MedGen UID:
- 3940
- •Concept ID:
- C0013421
- •
- Sign or Symptom
An abnormally increased muscular tone that causes fixed abnormal postures. There is a slow, intermittent twisting motion that leads to exaggerated turning and posture of the extremities and trunk.
Hallucinations- MedGen UID:
- 6709
- •Concept ID:
- C0018524
- •
- Mental or Behavioral Dysfunction
Perceptions in a conscious and awake state that, in the absence of external stimuli, have qualities of real perception. These perceptions are vivid, substantial, and located in external objective space.
Impulsivity- MedGen UID:
- 43850
- •Concept ID:
- C0021125
- •
- Mental or Behavioral Dysfunction
Acting on the spur of the moment or on a momentary basis without consideration of outcomes; having difficulty establishing or following plans; experiencing a sense of urgency and engaging in behavior that is uninhibited, cannot be inhibited, and is uncontrolled. The possibility of repression is inconceivable.
Lethargy- MedGen UID:
- 7310
- •Concept ID:
- C0023380
- •
- Sign or Symptom
A state of fatigue, either physical or mental slowness and sluggishness, with difficulties in initiating or performing simple tasks. Distinguished from apathy which implies indifference and a lack of desire or interest in the task. A person with lethargy may have the desire, but not the energy to engage in personal or socially relevant tasks.
Myoclonus- MedGen UID:
- 10234
- •Concept ID:
- C0027066
- •
- Finding
Very brief, involuntary random muscular contractions occurring at rest, in response to sensory stimuli, or accompanying voluntary movements.
Seizure- MedGen UID:
- 20693
- •Concept ID:
- C0036572
- •
- Sign or Symptom
A seizure is an intermittent abnormality of nervous system physiology characterized by a transient occurrence of signs and/or symptoms due to abnormal excessive or synchronous neuronal activity in the brain.
Agitation- MedGen UID:
- 88447
- •Concept ID:
- C0085631
- •
- Sign or Symptom
A state of excessive motor activity that is associated with mental distress or a feeling of substantial unease or inner tension. Distinguished from restlessness by the increased level of emotional distress and negative intensity of the experience. Agitation has a significant level of physical activity that is typically threatening to the self or others.
Hyperreflexia- MedGen UID:
- 57738
- •Concept ID:
- C0151889
- •
- Finding
Hyperreflexia is the presence of hyperactive stretch reflexes of the muscles.
Areflexia- MedGen UID:
- 115943
- •Concept ID:
- C0234146
- •
- Finding
Absence of neurologic reflexes such as the knee-jerk reaction.
Hypoplasia of the corpus callosum- MedGen UID:
- 138005
- •Concept ID:
- C0344482
- •
- Congenital Abnormality
Underdevelopment of the corpus callosum.
Hyperactivity- MedGen UID:
- 98406
- •Concept ID:
- C0424295
- •
- Finding
Hyperactivity is a condition characterized by constant and unusually high levels of activity, even in situations where it is deemed inappropriate.
Global developmental delay- MedGen UID:
- 107838
- •Concept ID:
- C0557874
- •
- Finding
A delay in the achievement of motor or mental milestones in the domains of development of a child, including motor skills, speech and language, cognitive skills, and social and emotional skills. This term should only be used to describe children younger than five years of age.
Hypsarrhythmia- MedGen UID:
- 195766
- •Concept ID:
- C0684276
- •
- Finding
Hypsarrhythmia is abnormal interictal high amplitude waves and a background of irregular spikes. There is continuous (during wakefulness), high-amplitude (>200 Hz), generalized polymorphic slowing with no organized background and multifocal spikes demonstrated by electroencephalography (EEG).
Focal-onset seizure- MedGen UID:
- 199670
- •Concept ID:
- C0751495
- •
- Disease or Syndrome
A focal-onset seizure is a type of seizure originating within networks limited to one hemisphere. They may be discretely localized or more widely distributed, and may originate in subcortical structures.
Autistic behavior- MedGen UID:
- 163547
- •Concept ID:
- C0856975
- •
- Mental or Behavioral Dysfunction
Persistent deficits in social interaction and communication and interaction as well as a markedly restricted repertoire of activity and interest as well as repetitive patterns of behavior.
Exaggerated startle response- MedGen UID:
- 329357
- •Concept ID:
- C1740801
- •
- Finding
An exaggerated startle reaction in response to a sudden unexpected visual or acoustic stimulus, or a quick movement near the face.
EEG with burst suppression- MedGen UID:
- 369943
- •Concept ID:
- C1969156
- •
- Finding
The burst suppression pattern in electroencephalography refers to a characteristic periodic pattern of low voltage (<10 microvolts) suppressed background and a relatively shorter pattern of higher amplitude slow, sharp, and spiking complexes.
Irritability- MedGen UID:
- 397841
- •Concept ID:
- C2700617
- •
- Mental Process
A proneness to anger, i.e., a tendency to become easily bothered or annoyed.
Multifocal seizures- MedGen UID:
- 482664
- •Concept ID:
- C3281034
- •
- Finding
Seizures that start from several different areas of the brain (i.e., with multiple ictal onset locations).
Infantile spasms- MedGen UID:
- 854616
- •Concept ID:
- C3887898
- •
- Disease or Syndrome
Infantile spasms represent a subset of "epileptic spasms". Infantile Spasms are epileptic spasms starting in the first year of life (infancy).
Reduced brain N-acetyl aspartate level by MRS- MedGen UID:
- 868367
- •Concept ID:
- C4022761
- •
- Finding
A decrease in the level of N-acetyl aspartate in the brain identified by magnetic resonance spectroscopy (MRS).
Elevated brain lactate level by MRS- MedGen UID:
- 868368
- •Concept ID:
- C4022762
- •
- Finding
An increase in the level of lactate in the brain identified by magnetic resonance spectroscopy (MRS).
Myoclonic seizure- MedGen UID:
- 1385980
- •Concept ID:
- C4317123
- •
- Sign or Symptom
A myoclonic seizure is a type of motor seizure characterized by sudden, brief (<100 ms) involuntary single or multiple contraction of muscles or muscle groups of variable topography (axial, proximal limb, distal). Myoclonus is less regularly repetitive and less sustained than is clonus.
Increased CSF glycine concentration- MedGen UID:
- 1691638
- •Concept ID:
- C5139615
- •
- Finding
Abnormally increased levels of glycine in cerebrospinal fluid.
Abnormal diffusion weighted cerebral MRI morphology- MedGen UID:
- 1716407
- •Concept ID:
- C5397636
- •
- Finding
A diffusion abnormality observed in diffusion-weighted magnetic resonance imaging (MRI) of the brain. Molecular diffusion refers to the notion that any type of molecule in a fluid (eg, water) is randomly displaced as the molecule is agitated by thermal energy. Restricted diffusion of water appears bright on diffusion-weighted images.
Thin corpus callosum- MedGen UID:
- 1785336
- •Concept ID:
- C5441562
- •
- Anatomical Abnormality
An abnormally thin corpus callous, due to atrophy, hypoplasia or agenesis. This term is intended to be used in situations where it is not known if thinning of the corpus callosum (for instance, as visualized by magnetic resonance tomography) is due to abnormal development (e.g. a leukodystrophy) or atrophy following normal development (e.g. neurodegeneration).
Elevated brain glycine level by MRS- MedGen UID:
- 1842032
- •Concept ID:
- C5826743
- •
- Finding
An increase in the level of glycine in the brain identified by magnetic resonance spectroscopy (MRS).
Thrombocytopenia- MedGen UID:
- 52737
- •Concept ID:
- C0040034
- •
- Disease or Syndrome
A reduction in the number of circulating thrombocytes.
Hypertonia- MedGen UID:
- 10132
- •Concept ID:
- C0026826
- •
- Finding
A condition in which there is increased muscle tone so that arms or legs, for example, are stiff and difficult to move.
Hypotonia- MedGen UID:
- 10133
- •Concept ID:
- C0026827
- •
- Finding
Hypotonia is an abnormally low muscle tone (the amount of tension or resistance to movement in a muscle). Even when relaxed, muscles have a continuous and passive partial contraction which provides some resistance to passive stretching. Hypotonia thus manifests as diminished resistance to passive stretching. Hypotonia is not the same as muscle weakness, although the two conditions can co-exist.
Dolichocephaly- MedGen UID:
- 65142
- •Concept ID:
- C0221358
- •
- Congenital Abnormality
An abnormality of skull shape characterized by a increased anterior-posterior diameter, i.e., an increased antero-posterior dimension of the skull. Cephalic index less than 76%. Alternatively, an apparently increased antero-posterior length of the head compared to width. Often due to premature closure of the sagittal suture.
Secondary microcephaly- MedGen UID:
- 608952
- •Concept ID:
- C0431352
- •
- Finding
Head circumference which falls below 2 standard deviations below the mean for age and gender because of insufficient head growth after birth.
Axial hypotonia- MedGen UID:
- 342959
- •Concept ID:
- C1853743
- •
- Finding
Muscular hypotonia (abnormally low muscle tone) affecting the musculature of the trunk.
Apnea- MedGen UID:
- 2009
- •Concept ID:
- C0003578
- •
- Sign or Symptom
Lack of breathing with no movement of the respiratory muscles and no exchange of air in the lungs. This term refers to a disposition to have recurrent episodes of apnea rather than to a single event.
Respiratory failure requiring assisted ventilation- MedGen UID:
- 870821
- •Concept ID:
- C4025279
- •
- Finding
A state of respiratory distress that requires a life saving intervention in the form of gaining airway access and instituting positive pressure ventilation.
Hyperglycemia- MedGen UID:
- 5689
- •Concept ID:
- C0020456
- •
- Disease or Syndrome
An increased concentration of glucose in the blood.
Hypernatremia- MedGen UID:
- 6966
- •Concept ID:
- C0020488
- •
- Disease or Syndrome
An abnormally increased sodium concentration in the blood.
Hypoglycemia- MedGen UID:
- 6979
- •Concept ID:
- C0020615
- •
- Disease or Syndrome
A decreased concentration of glucose in the blood.
Metabolic acidosis- MedGen UID:
- 65117
- •Concept ID:
- C0220981
- •
- Pathologic Function
Metabolic acidosis (MA) is characterized by a fall in blood pH due to a reduction of serum bicarbonate concentration. This can occur as a result of either the accumulation of acids (high anion gap MA) or the loss of bicarbonate from the gastrointestinal tract or the kidney (hyperchloremic MA). By definition, MA is not due to a respirary cause.
Hyperglycinemia- MedGen UID:
- 82817
- •Concept ID:
- C0268559
- •
- Disease or Syndrome
An elevated concentration of glycine in the blood.
Open mouth- MedGen UID:
- 116104
- •Concept ID:
- C0240379
- •
- Finding
A facial appearance characterized by a permanently or nearly permanently opened mouth.
Gingival overgrowth- MedGen UID:
- 87712
- •Concept ID:
- C0376480
- •
- Finding
Hyperplasia of the gingiva (that is, a thickening of the soft tissue overlying the alveolar ridge. The degree of thickening ranges from involvement of the interdental papillae alone to gingival overgrowth covering the entire tooth crown.
Anteverted nares- MedGen UID:
- 326648
- •Concept ID:
- C1840077
- •
- Finding
Anteriorly-facing nostrils viewed with the head in the Frankfurt horizontal and the eyes of the observer level with the eyes of the subject. This gives the appearance of an upturned nose (upturned nasal tip).
Cyanosis- MedGen UID:
- 1189
- •Concept ID:
- C0010520
- •
- Sign or Symptom
Bluish discoloration of the skin and mucosa due to poor circulation or inadequate oxygenation of arterial or capillary blood.
- Abnormality of blood and blood-forming tissues
- Abnormality of head or neck
- Abnormality of limbs
- Abnormality of metabolism/homeostasis
- Abnormality of the cardiovascular system
- Abnormality of the digestive system
- Abnormality of the integument
- Abnormality of the musculoskeletal system
- Abnormality of the nervous system
- Abnormality of the respiratory system
- Constitutional symptom