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Parkinson's disease
Parkinson's disease (also known as Parkinson disease or PD) is a degenerative disorder of the central nervous system that often impairs the sufferer's motor skills, speech, and other functions.
Parkinson's disease belongs to a group of conditions called movement disorders. It is characterized by...
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Tremor
A tremor is an involuntary, somewhat rhythmic, muscle movement involving to-and-fro movements (oscillations) of one or more body parts. It is the most common of all involuntary movements and can affect the hands, arms, head, face, vocal cords, trunk...
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Bradykinesia
In medicine (neurology), bradykinesia denotes "slow movement" (etymology: brady = slow, kinesia = movement). It is a feature of a number of diseases, most notably Parkinson's disease and other disorders of the basal ganglia. Rather than being a...
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Akinesia
Akinesia (from the prefix a-, "without", and the Greek κίνηση, kinisi, "motion") is the inability to initiate movement due to difficulty selecting and/or activating motor programs in the central nervous system. Common in severe cases of Parkinson's...
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Ataxia
Ataxia (from Greek α- [used as a negative prefix] + -τάξις [order], meaning "lack of order") is a neurological sign and symptom consisting of gross lack of coordination of muscle movements. Ataxia is a non-specific clinical manifestation implying...
Dementia
Dementia (meaning "deprived of mind") is a serious cognitive disorder. It may be static, the result of a unique global brain injury or progressive, resulting in long-term decline in cognitive function due to damage or disease in the body beyond what...
Hallucination
A hallucination, in the broadest sense, is a perception in the absence of a stimulus. In a stricter sense, hallucinations are defined as perceptions in a conscious and awake state in the absence of external stimuli which have qualities of real...
Anosmia
Anosmia (ænˈɒz.mi.ə) is a lack of functioning olfaction, or in other words, an inability to perceive odors. Anosmia may be either temporary or permanent. A related term, hyposmia, refers to a decreased ability to smell, while hyperosmia refers to an...
Constipation
Constipation, costiveness, or irregularity is a condition of the digestive system in which a person (or animal) experiences hard feces that are difficult to expel. This usually happens because the colon absorbs too much water from the food. If the...
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Balance disorder
A balance disorder is a disturbance that causes an individual to feel unsteady, giddy, woozy, or have a sensation of movement, spinning, or floating. Balance is the result of a number of body systems working together. Specifically, in order to...
Urinary incontinence
Loss of bladder control is a symptom of certain diseases.
Drooling
Excessive salivation is a symptom for some diseases.
Dysphagia
Dysphagia is the medical term for the symptom of difficulty in swallowing. Although classified under "symptoms and signs" in ICD-10, the term is sometimes used as a condition in its own right. Sufferers are sometimes unaware of their dysphagia.
It...
Akathisia
Akathisia, or acathisia, is a syndrome characterized by unpleasant sensations of "inner" restlessness that manifests itself with an inability to sit still or remain motionless (hence the word's origin in ancient Greek α (a), [without, not] + κάθισις...
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Fatigue
Fatigue is a major safety concern in many fields, but especially in transportation, because fatigue can result in disastrous accidents. Fatigue is considered an internal precondition for unsafe acts because it negatively affects the human operator's...
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Weight loss
Weight loss, in the context of medicine, health or physical fitness, is a reduction of the total body mass, due to a mean loss of fluid, body fat or adipose tissue and/or lean mass, namely bone mineral deposits, muscle, tendon and other connective...
Seborrhoeic dermatitis
Seborrhoeic dermatitis (also Seborrheic dermatitis AmE, seborrhea) (also known as "Seborrheic eczema") is a skin disorder affecting the scalp, face, and trunk causing scaly, flaky, itchy, red skin. It particularly affects the sebum-gland rich areas...
Dystonia
Dystonia is a neurological movement disorder in which sustained muscle contractions cause twisting and repetitive movements or abnormal postures. The disorder may be hereditary or caused by other factors such as birth-related or other physical...
Somnolence
Somnolence (or "drowsiness") is a state of near-sleep, a strong desire for sleep, or sleeping for unusually long periods (c.f. hypersomnia). It has two distinct meanings, referring both to the usual state preceding falling asleep, and the chronic...
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Memory loss
Memory loss can have many causes:
Gait abnormality
Gait abnormality is a deviation from normal gait that typically results from dysfunction of the nervous and/or musculoskeletal systems.
Persons suffering from peripheral neuropathy experience numbness and tingling in their hands and feet. This can...
Nocturia
Nocturia (derived from Latin nox, night, and Greek [τα] ούρα, urine), also called nycturia (Greek νυκτουρία), is the need to get up during the night in order to urinate, thus interrupting sleep. Its occurrence is more frequent in the elderly....
Intestinal pseudoobstruction
Intestinal pseudoobstruction is decreased ability of the intestines to push food through, and often causes dilation of various parts of the bowel. It can be a primary condition (idiopathic or inherited from a parent) or caused by another disease ...
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Micrographia
Micrographia is a medical term used to describe abnormally small, cramped handwriting and/or the progression to continually smaller handwriting. This is one of the symptoms of Parkinson's disease. Small writing, often in block lettering, is also...
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Hypomimia
Hypomimia, a medical sign, is a reduced degree of facial expression. It can be caused by motor impairment (for example, weakness or paralysis of the facial muscles), as in Parkinson's disease, or by other causes, like psychological or psychiatric...
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Postural instability
Postural instability is the state when one can not keep his body stable; one having impaired balance and coordination.
