What's the difference between acute and subacute?

Acute


Definition:

  • (a.) Sharp at the end; ending in a sharp point; pointed; -- opposed to blunt or obtuse; as, an acute angle; an acute leaf.
  • (a.) Having nice discernment; perceiving or using minute distinctions; penetrating; clever; shrewd; -- opposed to dull or stupid; as, an acute observer; acute remarks, or reasoning.
  • (a.) Having nice or quick sensibility; susceptible to slight impressions; acting keenly on the senses; sharp; keen; intense; as, a man of acute eyesight, hearing, or feeling; acute pain or pleasure.
  • (a.) High, or shrill, in respect to some other sound; -- opposed to grave or low; as, an acute tone or accent.
  • (a.) Attended with symptoms of some degree of severity, and coming speedily to a crisis; -- opposed to chronic; as, an acute disease.
  • (v. t.) To give an acute sound to; as, he acutes his rising inflection too much.

Example Sentences:

  • (1) In January 2011, the Nobel peace prize laureate was admitted to a Johannesburg hospital for what officials initially described as tests but what turned out to be an acute respiratory infection .
  • (2) It is concluded that acute renal denervation augments the pressure diuresis that follows carotid occlusion.
  • (3) Ethanol and L-ethionine induce acute steatosis without necrosis, whereas azaserine, carbon tetrachloride, and D-galactosamine are known to produce steatosis with varying degrees of hepatic necrosis.
  • (4) IgE-mediated acute systemic reactions to penicillin continue to be an important clinical problem.
  • (5) The cumulative incidence of grade II and III acute GVHD in the 'low dose' cyclosporin group was 42% compared to 51% in the 'standard dose' group (P = 0.60).
  • (6) A 66-year-old woman with acute idiopathic polyneuritis (Landry-Guillain-BarrĂ© [LGB] syndrome) had normal extraocular movements, but her pupils did not react to light or accommodation.
  • (7) After a period on fat-rich diet the patient's physical fitness was increased and the recovery period after the acute load was shorter.
  • (8) It was concluded that metoclopramide and dexamethasone showed an excellent antiemetic effect on acute drug-induced emesis, as well as on delayed emesis, induced by cisplatin.
  • (9) The results suggest that RPE cannot be used reliably as a surrogate for direct pulse measurement in exercise training of persons with acute dysvascular amputations.
  • (10) Statistically significant differences were found mainly in the randomized trial, where during the first and second years, respectively, adenoidectomy subjects had 47% and 37% less time with otitis media than control subjects and 28% and 35% fewer suppurative (acute) episodes than control subjects.
  • (11) Tumour necrosis factor (TNF), a polypeptide produced by mononuclear phagocytes, has been implicated as an important mediator of inflammatory processes and of clinical manifestations in acute infectious diseases.
  • (12) During the procedure, acute respiratory failure developed as a result of tracheal obstruction.
  • (13) Four patients with acute brucellosis are described, none of whom had any connexion with farming or milk industry, the source of infection being different in each case.
  • (14) The leukemic T-cells in two patients with chronic lymphocytic leukemia (CLL) had specific features of large granular lymphocytes (LGL), and those in two patients with acute lymphocytic leukemia (ALL) had L2 morphologic characteristics.
  • (15) The acute effect of alcohol manifested itself by decreasing mitochondrial respiration, compensated by increased glycolytic activity of the myocardium so that myocardial energy phosphate concentration remained unchanged.
  • (16) The introduction of intravenous, high-dose thrombolytic therapy during a brief period has markedly reduced mortality of patients with acute myocardial infarction.
  • (17) The younger patients more often experienced an acute arthritis with sacroiliitis resembling a reactive disease.
  • (18) All five individuals appeared to have acute C. pneumoniae infection as determined by results of serologic tests (titers of IgM antibody for all individuals were greater than or equal to 1:16).
  • (19) The results clearly show that the acute hyperthermia of unrestrained rats induced by either peripheral or central injections of morphine is not caused by activation of the pituitary-adrenal axis.
  • (20) The effect of hypertension, hyperlipidemia, and the combination of both on acute and chronic myocardial ischemia were evaluated in a total of 30 male rabbits.

Subacute


Definition:

  • (a.) Moderalely acute.

Example Sentences:

  • (1) In conclusion there is no species specificity in rats or mice in the induction of the renal carcinoma by Fe-NTA, but male mice are far more susceptible to both the acute or subacute toxicity and carcinogenic effect of Fe-NTA than are female mice.
  • (2) The skin lesions resembled disseminated subacute lupus erythematosus on clinical examination, but actinic granuloma or annular elastolytic giant cell granuloma was seen in biopsy specimens of the lesions.
  • (3) Liver biopsy revealed moderate parenchymal damage with subacute cellular infiltration.
  • (4) The resolution of this encephalopathy suggests that early changes of subacute necrotizing leukoencephalopathy are reversible and CT is copable of detecting these early changes.
  • (5) In several other cases, MR provided information beyond that obtained with CT. MR has the advantage of providing exquisite anatomic detail in multiplanar images, and it appears to be more sensitive than CT in detecting small, subacute and chronic hemorrhage within soft-tissue masses in the orbit and in detecting ischemia of the globe.
  • (6) A pathogenetic mechanism is postulated to explain the subacute evolution of fluid collection with diffusion of proteolytic enzymes between the splenic capsule and parenchyma.
  • (7) Subacute lead exposure has been observed to inhibit the natriuretic response to isotonic saline expansion in adult female rats.
  • (8) A case, which is clinically characterized by a subacute vertebrobasilar syndrome, is presented.
  • (9) The role of virus infection in progressive multifocal leukoencephalopathy, subacute sclerosing panencephalitis, visna and mouse hepatitis virus infections, is discussed in relation to the demyelinating process of these diseases.
  • (10) A 24-year-old man from rural Mississippi had a case of California encephalitis (CE) that evolved as a subacute encephalomyelitis.
  • (11) Each patient had subacute pelvic pain without antecedent trauma.
  • (12) Subacute (10-day) and subchronic (90-day) toxicity studies of ethylene glycol (EG) were conducted in male and female Sprague-Dawley rats to provide the U.S. Environmental Protection Agency's (EPA) Office of Drinking Water with toxicity data for final preparation of a Health Advisory for the chemical.
  • (13) Rupture of the free wall varies from an acute tear to a slow, incomplete, or subacute rupture.
  • (14) The results of this study indicate that repeated subacute doses of endrin can produce morphological alterations in unmyelinated peripheral nerve fibers and their associated Schwann cells without apparent damage to myelinated nerve fibers.
  • (15) Although commonly subacute in presentation, complications of endocarditis were frequent: arterial emboli in five patients, new electrocardiographic conduction system abnormalities in nine, congestive heart failure in eight, annular or myocardial abscesses in five, and disruption of valve leaflets in three.
  • (16) Highest concentrations of haptoglobin and orosomucoid were recorded in subacute grass sickness.
  • (17) We conclude that liver transplantation can be applied successfully to the difficult clinical problem of fulminant and subacute hepatic failure.
  • (18) Subacute encephalitis with white matter lesions and multinucleated giant cells characteristic of HIV infection was present in 15 cases.
  • (19) The influence of acute (50% and 20% LD50), subacute (10% LB50) and 12-week (5% LD50) intoxication with carbaryl on NA level in rat brain was investigated.
  • (20) Subacute course of renal failure after angiography and eosinophilia seem to be the important diagnostic clues for this disorder.

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