What's the difference between canker and gangrenous?

Canker


Definition:

  • (n.) A corroding or sloughing ulcer; esp. a spreading gangrenous ulcer or collection of ulcers in or about the mouth; -- called also water canker, canker of the mouth, and noma.
  • (n.) Anything which corrodes, corrupts, or destroy.
  • (n.) A disease incident to trees, causing the bark to rot and fall off.
  • (n.) An obstinate and often incurable disease of a horse's foot, characterized by separation of the horny portion and the development of fungoid growths; -- usually resulting from neglected thrush.
  • (n.) A kind of wild, worthless rose; the dog-rose.
  • (v. t.) To affect as a canker; to eat away; to corrode; to consume.
  • (v. t.) To infect or pollute; to corrupt.
  • (v. i.) To waste away, grow rusty, or be oxidized, as a mineral.
  • (v. i.) To be or become diseased, or as if diseased, with canker; to grow corrupt; to become venomous.

Example Sentences:

  • (1) Aphthous stomatitis (canker sores) is a common cause of recurrent mouth ulceration.
  • (2) Canker sores and cold sores are common, relatively banal diseases of the oral mucosa and lips, occurring most often in young persons.
  • (3) Isolates with identical fingerprints occurred in cankers on the same chestnut stems three times; isolates within the other three pairs were isolated from cankers more than 5 m apart.
  • (4) Romance is fine in books – although even brilliant, bold, spiky Elizabeth is right at the edge of what my cankered soul can tolerate in a love‑blind, lovestruck heroine, and don't get me started on her demented descendant Bridget Jones.
  • (5) Recurrent aphthous stomatitis (RAS) or canker sores occur in 20-60% of all persons.
  • (6) Three hundred forty five adult arctic foxes (Alopex lagopus) from all counties in Iceland were examined for excess cerumen and ear canker mites (Otodectes cynotis).
  • (7) A lot of growers have had a lot of scab and canker [due to damp weather], but as you can see we have not had a problem.” The orchards are swept out four times a year, he says, so the fungal infections can’t bloom on fallen apples and leaves and then infect the fruit.
  • (8) Seven horses with canker had radical surgical debridement and various irritant substances applied to the wounds.
  • (9) Jesse Norman, Conservative MP for Hereford and South Herefordshire South, told BBC Radio 4's World at One programme that lobbying is a "canker" in politics, and warned that undue influence was often imposed by lobbying groups.
  • (10) A small RNA species with the structural and functional properties characteristic of viroids has been isolated from three different pear sources each of which induced symptoms of the pear blister canker (PBC) disease when indexed in the pear indicator A 20.
  • (11) Canker sores, foul breath and even enuresis may occasionally be related to allergies.
  • (12) Many unusual pathologic conditions, not commonly seen in Western countries, were encountered including canker otis, tuberculous ileitis, and ascaris-induced small bowel obstruction.
  • (13) The flower of English football is being eaten by canker worms of money and avarice.
  • (14) Syringomycin, a wide-spectrum antibiotic produced by strains of Pseudomonas syringae which cause bacterial canker of peach, was able to bind to salmon sperm and calf thymus deoxyribonucleic acid but not to calf thymus histone; it also inhibited ribonucleic acid polymerase activity.
  • (15) Describing the shooting as a “cankerous sore on the soul,” Cornell Brooks, the NAACP national president, told the packed church: “We owe it to this young man to seek justice.” Brooks urged restraint from Ferguson’s young people after several stores were vandalised and looted during rioting late on Sunday.
  • (16) A stem canker disease caused by Pseudomonas syringae pv.
  • (17) The diagnosis of a case of ear canker in a dog by bacterial-colony displacement is described.
  • (18) The pathogenicity gene, pthA, of Xanthomonas citri is required to elicit symptoms of Asiatic citrus canker disease; introduction of pthA into Xanthomonas strains that are mildly pathogenic or opportunistic on citrus confers the ability to induce cankers on citrus (S. Swarup, R. De Feyter, R. H. Brlansky, and D. W. Gabriel, Phytopathology 81:802-809, 1991).
  • (19) Symptoms of the disease appeared as dry stem cankers which in advanced stages surrounded the stems.
  • (20) Carbon dioxide laser therapy was used to treat a minor form of the ulcer (canker sore); the laser therapy reduced or eliminated the pain and inflammation with normal wound healing.

Gangrenous


Definition:

  • (a.) Affected by, or produced by, gangrene; of the nature of gangrene.

Example Sentences:

  • (1) Clostridium septicum is a bacterial species associated with gas gangrene in both humans and animals.
  • (2) This paper details the first case report of a patient with fulminant, gangrenous, ischemic colitis caused by polyarteritis nodosa which was successfully treated surgically.
  • (3) Phenol chemical lumbar sympathectomy is an additional aid in the management of ischaemic rest pain and incipient gangrene.
  • (4) Most of the patients were delayed cases showing mild to severe degrees of trophic, sensory and motor disturbances in the limbs without gangrene.
  • (5) Fournier gangrene is a disease which primarily affects adults.
  • (6) Our experience indicates that the lower gastrointestinal tract should be considered as a possible cause of infection in all cases of synergistic gangrene of the scrotum and penis.
  • (7) CAA is now thought to play a key role in several multiple etiology disease syndromes; hemorrhagic syndrome; aplastic anemia, gangrenous dermatitis, hemorrhagic anemia syndrome, hemorrhagic aplastic anemia syndrome, anemia dermatitis and blue wing disease.
  • (8) Two of the three patients (both females) in whom clott migration occured in only one limb developed below-knee gangrene of the affected side.
  • (9) Patients with sigmoid volvulus with no clinical evidence of gangrene were selected for study, and all were given a trial of non-operative reduction by proctoscopy and passage of a rectal tube.
  • (10) Acute cholecystitis was found at operation in 33 patients (28%), empyema in nine (7.6%), gangrene of the gallbladder in three (2.5%), and 24 patients (20.3%) were found to have common bile duct stones.
  • (11) A 28-year-old man developed gangrene of a foot leading to a below-the-knee amputation.
  • (12) The prognosis was better in patients with gas gangrene after trauma than in patients with gas gangrene resulting from vascular insufficiency or malignant tumours.
  • (13) Three successfully managed cases of Fournier's gangrene, all with diabetes, are reported.
  • (14) In six of the ten patients, the presenting complaints were ascribable to incipient gangrene of the toes and several of these patients additionally developed occlusion of tibial and larger arteries while under our observation.
  • (15) Salient clinical findings in this case include DIC associated with extensive ecchymosis and subsequent gangrene of the skin, thrombotic complications that began on the third day of life.
  • (16) Lumbar sympathectomy appears to be most beneficial in the management of gangrene of the toe with a limb salvage rate of 75 per cent.
  • (17) A case is described with multiple gangrene of the fingers of a female, aged 55, with confirmed cirrhosis of liver and diabetes mellitus.
  • (18) The positive effect of the Defluina-medication on the initial--partly severe--varicose ulcera, with gangrenous alterations, has to be pointed out.
  • (19) Eleven patients had bacterial gangrene of the foot; two of these patients were less than 23 years of age, and five patients were not known to have had diabetes previously.
  • (20) Five year cumulative primary patency was 71% overall, 75% in patients with disabling claudication, 61% in those with rest pain and 46% in those with gangrene.