insufficiency
Lack of completeness of function or power. SEE ALSO: incompetence. [L. in-, neg. + sufficientia, fr. sufficio to suffice]
- accommodative i. a lack of appropriate accommodation for near focus.
- acute adrenocortical i. severe adrenocortical i. when an intercurrent illness or trauma causes an increased demand for adrenocortical hormones in a patient with adrenal i. due to disease or use of relatively large amounts of similar hormones as therapy; characterized by nausea, vomiting, hypotension, and frequently hyperthemia, hyponatremia, hyperkalemia, and hypoglycemia; can be fatal if untreated. SYN: addisonian crisis, adrenal crisis, Bernard-Sergent syndrome.
- adrenocortical i. loss, to varying degrees, of adrenocortical function. SYN: hypocorticoidism.
- aortic i. valvular regurgitation.
- cardiac i. SYN: heart failure (1).
- chronic adrenocortical i. adrenocortical i. usually as the result of idiopathic atrophy or destruction of both adrenal glands by tuberculosis, an autoimmune process, or other diseases; characterized by fatigue, decreased blood pressure, weight loss, increased melanin pigmentation of the skin and mucous membranes, anorexia, and nausea or vomiting; without appropriate replacement therapy, it can progress to acute adrenocortical i.. SYN: Addison disease, addisonian syndrome, hyposupradrenalism, morbus Addisonii.
- convergence i. that condition in which an exophoria or exotropia is more marked for near vision than for far vision.
- coronary i. inadequate coronary circulation leading to anginal pain. SYN: coronarism (1).
- divergence i. that condition in which an esophoria or esotropia is more marked for far vision than for near vision.
- exocrine pancreatic i. lack of exocrine secretions of pancreas, due to destruction of acini, usually by chronic pancreatitis; lack of digestive enzymes from pancreas results in diarrhea, usually fatty (steatorrhea) because of lack of pancreatic enzymes.
- latent adrenocortical i. adrenocortical i. not clinically evident but which can become severe if a sudden stress, such as an intercurrent acute illness, develops.
- mitral i. valvular regurgitation.
- muscular i. failure of any muscle to contract with its normal force, especially such failure of any of the eye muscles.
- myocardial i. SYN: heart failure (1).
- primary adrenocortical i. adrenocortical i. caused by disease, destruction, or surgical removal of the adrenal cortices.
- pulmonary i. valvular regurgitation.
- pyloric i. patulousness of the pyloric outlet of the stomach, allowing regurgitation of duodenal contents into the stomach.
- renal i. defective function of the kidneys, with accumulation of waste products (particularly nitrogenous) in the blood.
- respiratory i. failure to adequately provide oxygen to the cells of the body and to remove excess carbon dioxide from them.
- secondary adrenocortical i. adrenocortical i. caused by failure of ACTH secretion resulting from anterior pituitary disease or inhibition of ACTH production resulting from exogenous steroid therapy.
- thyroid i. subnormal secretion of hormones by the thyroid gland. SEE ALSO: hypothyroidism.
- tricuspid i. valvular regurgitation.
- valvular i. SYN: valvular regurgitation.
- velopharyngeal i. anatomical or functional deficiency in the soft palate or superior constrictor muscle of the pharynx, resulting in the inability to achieve velopharyngeal closure.
- venous i. inadequate drainage of venous blood from a part, resulting in edema or dermatosis.

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in·suf·fi·cien·cy .in(t)-sə-'fish-ən-sē n, pl -cies the quality or state of not being sufficient: as
a) lack of adequate supply of something <an \insufficiency of vitamins>
b) lack of physical power or capacity esp inability of an organ or bodily part to function normally <renal \insufficiency> <pulmonary \insufficiency> compare AORTIC REGURGITATION
in·suf·fi·cient -ənt adj

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n.
inability of an organ or part, such as the heart or kidney, to carry out its normal function.

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in·suf·fi·cien·cy (in″sə-fishґən-se) the condition of being insufficient or inadequate to the performance of the allotted function; see also failure. Called also incompetence.

Medical dictionary. 2011.

Synonyms:

Look at other dictionaries:

  • Insufficiency — In suf*fi cien*cy, n. [L. insufficientia: cf. F. insuffisance, whence OE. insuffisance. See {Insufficient}.] [1913 Webster] 1. The quality or state of being insufficient; lack of sufficiency; deficiency; inadequateness; as, the insufficiency of… …   The Collaborative International Dictionary of English

  • insufficiency — I noun absence, dearth, deficiency, deficit, depletion, emptiness, exhaustion, exiguity, exiguousness, falling short, fewness, inadequacy, inadequateness, incompetence, incompleteness, inopia, lack, meagerness, need, not enough, paucity, penuria …   Law dictionary

  • insufficiency — (n.) 1520s, from L.L. insufficientia, noun of quality from insufficientem (see INSUFFICIENT (Cf. insufficient)). Insufficience deficiency is from early 15c …   Etymology dictionary

  • insufficiency — [in΄sə fish′ənsin΄sə fish′ən sē] n. pl. insufficiencies [LL insufficientia] 1. lack of sufficiency; deficiency; inadequacy: also Rare insufficience [in΄sə fish′əns] 2. inability or failure of an organ or tissue to perform its normal function:… …   English World dictionary

  • Insufficiency — (Roget s Thesaurus) < N PARAG:Insufficiency >N GRP: N 1 Sgm: N 1 insufficiency insufficiency Sgm: N 1 inadequacy inadequacy inadequateness Sgm: N 1 incompetence incompetence &c.(impotence) 158 Sgm: N 1 deficiency deficiency… …   English dictionary for students

  • insufficiency — noun (plural cies) Date: 1526 1. the quality or state of being insufficient: as a. lack of mental or moral fitness ; incompetence < the insufficiency of this person for public office > b. lack of adequate supply < insufficiency of provisions > c …   New Collegiate Dictionary

  • insufficiency — /in seuh fish euhn see/, n., pl. insufficiencies for 2. 1. deficiency in amount, force, power, competence, or fitness; inadequacy: insufficiency of supplies. 2. an instance of this. 3. inability of an organ or other part of the body to function… …   Universalium

  • insufficiency — noun The lack of sufficiency; the shortage or inadequacy of. The troops went hungry because of the insufficiency of their supplies …   Wiktionary

  • insufficiency — I (New American Roget s College Thesaurus) Lack of necessary amount Nouns 1. insufficiency; inadequacy, inadequateness; incompetence, impotence; deficiency, incompleteness, imperfection, shortcoming, emptiness, poorness, depletion, vacancy,… …   English dictionary for students

  • insufficiency — insufficient ► ADJECTIVE ▪ not enough. DERIVATIVES insufficiency noun insufficiently adverb …   English terms dictionary

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