| acute schizophrenic episode | A disorder in which the symptoms of schizophrenia occur abruptly; they may subside or become chronic over time. Synonym: acute schizophrenic episode. (05 Mar 2000) |
|---|---|
| schizophrenic | A serious mental illness which results in delusional thought patterns, hallucinations and inappropriate affect. These patients will often suffer from social and occupational difficulty in addition to personal disability. (27 Sep 1997) |
| schizophrenic language | The artificial language of schizophrenic patients - neologisms (words of the patient's own making with new meanings). (12 Dec 1998) |
| schizophrenic psychology | Study of mental processes and behaviour of schizophrenics. (12 Dec 1998) |
| atypical | Irregular, not conformable to the type, in microbiology, applied specifically to strains of unusual type. Origin: Gr. Typos = type or model (16 Dec 1997) |
| atypical absence seizure | An absence seizure associated with an EEG pattern of irregular or slow spike and wave at less than 2.5 Hz or paroxysmal fast activity on an abnormally slow background EEG. (05 Mar 2000) |
| atypical achromatopsia | Incomplete achromatopsia with normal visual acuity and no nystagmus. Compare: dyschromatopsia. (05 Mar 2000) |
| atypical bacterial forms | Microorganisms that have undergone greater changes than normal in morphology, physiology, or cultural characteristics. (12 Dec 1998) |
| atypical cell | Not usual, abnormal. Cancer is the result of atypical cell division. (09 Oct 1997) |
| atypical facial neuralgia | Periodic pain in any region of the face, teeth, tongue, and occasionally in the occipital or shoulder area, which lasts several minutes to several days but has no trigger point and lacks the paroxysmal character of tic douloureux. Synonym: atypical facial neuralgia. (05 Mar 2000) |
| atypical fibroxanthoma | A solitary, often ulcerated, small cutaneous benign tumour composed of foamy histiocytes, spindle cells, and bizarre giant cells; usually found on the exposed skin of older people; microscopically, atypical fibroxanthoma closely resembles malignant fibrous histiocytoma, but originates in the dermis. (05 Mar 2000) |
| atypical gingivitis | Intense hyperaemic oedema and inflammation of the gingiva resulting from a hypersensitivity reaction. A dense plasma cell infiltrate is seen in the lamina propria. Synonym: atypical gingivitis. (05 Mar 2000) |
| atypical lipoma | <tumour> Lipoma, occurring primarily in older men on the posterior neck, shoulders, and back, which is benign but microscopically atypical, containing giant cells with multiple overlapping nuclei forming a circle. Synonym: pleomorphic lipoma. (05 Mar 2000) |
| atypical measles | Sometimes severe, unusual clinical manifestation of natural measles virus infection in persons with waning vaccination immunity, particularly in those who had received formaldehyde-inactivated vaccine; an accelerated allergic reaction apparently resulting from an anamnestic antibody response, characterised by high fever, absence of Koplik's spots, a shortened prodromal period, atypical rash, and pneumonia. (05 Mar 2000) |
| atypical melanocytic hyperplasia | Proliferation of melanocytes showing nuclear atypicality, especially as scattered single cells high in the epidermis; interpreted by some pathologists as malignant melanoma in situ. (05 Mar 2000) |