What's the difference between ecchymosis and erythema?

Ecchymosis


Definition:

  • (n.) A livid or black and blue spot, produced by the extravasation or effusion of blood into the areolar tissue from a contusion.

Example Sentences:

  • (1) 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.
  • (2) Diagnosis is based upon the following signs: sudden onset of pain, sometimes after effort, and in the knee rather than in the calf, and more especially ecchymosis occurring in the internal supramalleolar region.
  • (3) Colposcopic magnification allowed examiners to characterize these findings as acute mounting injuries, typically seen at 3, 6, and 9 o'clock on the posterior fourchette and consisting chiefly of lacerations, ecchymosis, and swelling.
  • (4) Massive lid oedema, ecchymosis, proptosis with a total restriction of extraocular movement, markedly raised intraocular pressure, and occlusion of the central retinal artery developed acutely in the right eye of a 26-year-old woman with a past history of disseminated intravascular coagulation.
  • (5) A neonate with severe scrotal ecchymosis resulting from a breech delivery is presented.
  • (6) The amount of postoperative edema and ecchymosis did not appear to be significantly different with the Nd:YAG laser compared with conventional surgery.
  • (7) Two patients are reported who developed periorbital ecchymosis in association with migraine.
  • (8) The incidence of conjunctival ecchymosis and palpebral hematoma with such technique ranges from 2% to 9%; it does not represent any intraoperative problem but may difficult surgery.
  • (9) A case report of an outstanding college football halfback with partial factor XI deficiency, recurrent ecchymosis, and myositis ossificans is reviewed.
  • (10) Infected dogs were anorectic and lethargic and developed cutaneous lesions characteristic of Rocky Mountain spotted fever, including petechia, ecchymosis, edema, and necrosis.
  • (11) During the ensuing hours the patient developed an area of ecchymosis on the anterior chest.
  • (12) We examined an inhibitor to factor VIII in non-haemophilic patient who had been developed widely spread ecchymosis and intramuscular bleeding.
  • (13) Based on the data reviewed for blunt and penetrating trauma, we recommend that an IVP be performed in: all patients with gross hematuria; all patients who present with pain or tenderness that could be referrable to the genitourinary tract, even in the absence of hematuria; all patients with flank hematoma or ecchymosis; and all patients with penetrating trauma that could reasonably be expected to injure the genitourinary tract.
  • (14) 3 simple lentigines, 2 solar lentigines, 7 recent surgical scars (from re-excision of non-melanocytic tumors), 2 surgical scars from re-excisions of melanomas (after complete primary excisions), 9 hemangiomas from non-sun-exposed skin, 1 basal cell carcinoma, 1 acute ecchymosis, 1 keloid, and 1 dermatofibroma.
  • (15) Careful examination of the skin revealed multiple linear ecchymosis of varying ages on the back and thighs and a hand print on the right flank.
  • (16) In addition, trends toward less ecchymosis, less intranasal edema, and less discomfort in the patients receiving steroids were noted.
  • (17) The possible mechanism of the occurrence of periorbital ecchymosis in migraine is discussed.
  • (18) Local effects of the IA CDDP included gluteal pain and ecchymosis (n = 1) and moderately disabling lower extremity neuropathies (n = 3).
  • (19) In addition to reduced intraoperative time and bleeding, we found less postoperative ecchymosis and edema on the laser-treated side.
  • (20) The clinical picture was subacute in 20 cases, with abdominal pain and extensive ecchymosis, acute in 4 cases, and reduced to an abdominal mass in 3 cases.

Erythema


Definition:

  • (n.) A disease of the skin, in which a diffused inflammation forms rose-colored patches of variable size.

Example Sentences:

  • (1) Skin affected by a burn cancer is scarred, ulcerated, and often appears as erythema ab igne clinically in adjacent skin.
  • (2) Photoprotection by constitutive and facultative pigmentation is reviewed with minimum erythema dose (MED) as the end point.
  • (3) The medical records and histopathologic slides of 13 patients with erythema elevatum diutinum were studied.
  • (4) The 5 ug application sites were biopsied at 24 h. Both enantiomers caused dose related erythema and increased blood flow at 6 and 24 h, which were not significantly different at either of the time points tested.
  • (5) Usually, there is leucoplakia with an erythema and an irregular keratosis or a punctuated one.
  • (6) When they occurred, these changes were usually accompanied by facial erythema lasting 2-5 min and were correlated with increases in plasma histamine level (P less than 0.001).
  • (7) Erythema gyratum repens is a cutaneous eruption with a unique morphology resembling a wood grain pattern.
  • (8) Three infants presented with acute scrotal swelling, erythema, and a tender irreducible firm mass within the scrotum.
  • (9) Ten children had 18 episodes of erysipelas-like erythema which proved to be specific for the disease.
  • (10) Only UV-induced erythema of the skin, adjuvant induced arthritis and the measurement of vascular permeability proved suitable for differentiation of the potency of the four topical agents.
  • (11) Painful palmar and plantar erythema is an uncommon systemic complication of chemotherapy and has been reported in association with methotrexate, cystosine arabinoside, doxorubicin, and 5-fluorouracil.
  • (12) These exanthemas must be separated from the postherpetic erythema exsudativum multiforme because of the identified virus.
  • (13) Escin was tested in the stasis edema, cotton-pellet-granuloma, and UV-erythema, i.e., in test models which seem specially suited to characterize the properties of this substance.
  • (14) The mast cell count in patients with erythema multiforme was numerically higher than in healthy controls, but the differences were not statistically significant.
  • (15) There was marked individual variation in subsequent erythema, but the patients with atopic dermatitis had less erythema at 15 min and 24 h than normal or psoriatic individuals.
  • (16) The wheal and erythema reaction caused by intracutaneous application of 5 mug histamine can be inhibited by applying fenoterol in doses from 100--400 mug in form of a metered aerosol on the skin 5 min before the injection of histamine.
  • (17) A patient of lepromatous leprosy with recurrent erythema nodosum leprosum developing acute renal failure proving fatal within 8 weeks is reported.
  • (18) In addition, intensity of macrophage-infiltration shared a similar time course change with those of erythema and edema.
  • (19) Itching appeared before erythema in 83% of subjects and within 5-8 min after instillation of the allergen.
  • (20) We report a case of refractory erythema multiforme associated with atypical epidermal autoantibodies.