ptomato-, ptomat-, pto-, -ptosia, -ptosis, -ptoma, -ptot-

(Greek: fall, a falling down of an organ; drooping, sagging; corpse)

A ptomaine characterized by poisonous properties similar to those of atropine (toxic alkaloid); formed by the action of bacteria in the decarboxylation (removal of the carboxyl group) of amino acids.
ptosis (s), ptoses (pl)
1. An abnormal lowering or drooping of an organ or a part; especially, a drooping of the upper eyelid caused by muscle weakness or paralysis.
2. An abnormal downward displacement of the upper lid, as may result from paralysis of the third cranial nerve, sympathetic denervation, or injury; also called, lid drop.
1. A reference to ptosis (abnormal lowering or drooping of an organ or a part).
2. Affected by or pertaining to ptosis.
1. A characteristic sign or indication of the existence of something else.
2. A sign or an indication of disorder or disease, especially when experienced by an individual as a change from normal function, sensation, or appearance.
3. Etymology: from about 1541, earlier sinthoma (1398), from Medieval Latin (c.700-c.1500) sinthoma, "symptom of a disease"; from Late Latin (c.300-c.700) symptoma, from Greek symptoma (genitive symptomatos), "a happening, an accident, a disease"; from the stem of sympiptein, "to befall"; from syn-, "together" + piptein, "to fall". Spelling was altered in English by Middle French (c.1400-c.1600) and Late Latin forms.
1. Pertaining to or of the nature of a symptom.
2. Indicative (of a particular disease or disorder).
3. Exhibiting the symptoms of a particular disease but having a different cause.
4. Directed at the allying of symptoms, as a symptomatic treatment.
1. Of or pertaining to symptoms; happening in concurrence with something; being a symptom; indicating the existence of something else: "He was symptomatic of a shallow understanding and an unamiable temper."
2. According to symptoms; such as, a symptomatical classification of diseases.
1. A reference to that branch of medicine which treats symptoms or the systematic discussion of the symptoms of the pathological condition of a part, organ, or system of an organism resulting from various causes; such as, an infection, a genetic defect, or an environmental stress, and characterized by an identifiable group of signs or symptoms.
2. A division of medicine concerned with the study and classification of the symptoms of a disease or diseases.
1. The study of the relationships between symptoms and diseases.
2. The set of symptoms that are associated with a disease or that affect a patient.
3. The branch of medical science dealing with symptoms.
4. The collective symptoms of a patient or disease.
1. Causing the disappearance of symptoms.
2. Serving to eradicate, or removing, symptoms.
1. Exhibiting or showing no symptoms of illness or disease: "She had a symptomless infection."
2. Without obvious signs or symptoms of disease. Cancer may cause symptoms and warning signs, but, especially in its early stages, cancer may develop and grow without producing any symptoms.
That which causes the disappearance of symptoms.
symptoms (and general pathology)
The manifestations of disease and pathological conditions that may occur in various diseases and different organs.