Term Successfully Added to Selected Deck
Unable to Add the term to selected Deck. Please try again later!
Eruthros (Latin) - Red
14 terms share this root

An infection that causes the "skin" to turn "red".

  • Commonly caused by Strep species, most commonly strep pyogenes, unlike cellulitis, erysipelas is a more superficial infection, the rash is due to the exotoxin produced by the strep infection and most commonly occurs on the face but also can affect the legs, the site of Erysipelas is not necessarily the site of infection as it is the result of exotoxin release and not an infection at the site
  • Erythema marginatum

    "Red" rings that are found primarily on the trunk and extensor surfaces of limbs.

  • One of the 5 JONES criteria for diagnosing Rheumatic fever associated with Strep. pyogenes infection
  • Most commonly found on the trunk and extensor surfaces of extremities
  • Associated with rheumatic fever, myocarditis, drug reactions, sepsis, and glomerulonephritis

  • Medytoons
    Erythema multiforme

    Maculopapular, typically "red" rash that can "form" in "many" varying locations on the body.

  • May present as targetshaped lesions
  • Associated with infections, drug reactions, radiotherapy, sunlight, cold, and malignancy
  • Most serious form known as StevensJohnson syndrome
  • Erythema nodosum

    Painful "red" erythematous macules commonly seen on the shins as a result of "knots" of fat becoming inflamed.

  • Associated most commonly with Crohn's disease and streptococcal infections
  • Also seen in rickettsial infections, primary tuberculosis, sarcoidosis, leprosy, oral contraceptives, sulfonamides, penicillins, and nonHodgkin's lymphoma

  • Medytoons
    Erythema toxicum neonatorum

    A "red" rash caused by a "poisonous" immune reaction found only in "new" "borns".

  • Common neonatal rash occurring in half of neonates
  • Does not occur outside the neonatal period
  • White or yellowish papules and pustules on blotchy red skin rash
  • Confused for herpes simplex infection
  • Self resolving
  • Erythrasma

    A condition exhibiting "reddish" patches on the skin.

  • Patients show brown scaly patches on the skin
  • Commonly seen in obese and diabetic patients
  • Erythrocyte

    "Red" blood "cell."

    • Eruthros (Latin) - Red
    • Cytos (Greek) - Cell, A Hollow, Receptacle, Vessel
  • Anuclear biconcave diskshaped cells
  • Contain hemoglobin for oxygen transport
  • 1/4 of cells in the human body are erythrocytes

  • Mnemonics
    Never Let Monkeys Eat Bananas
    The concentrations of the various immune cell types
    Neutrophils (the most), Lymphocytes, Monocytes, Erythrocytes, Basophils (least)
    Erythrocyte sedimentation rate

    The rate at which "red" blood "cells" "sink" or "settle" in an hour.

    • Eruthros (Latin) - Red
    • Cytos (Greek) - Cell, A Hollow, Receptacle, Vessel
    • Sedimentum (Latin) - A setting, sinking down
    • Rata (Latin) - Fixed, settled
  • Nonspecific marker of inflammation
  • Notably increased in temporal arteritis, multiple myeloma, and a number of autoimmune diseases
  • Called Biercki's Reaction in Poland and FW test in the UK after various claims of the test's invention
  • Erythrocytosis

    "Condition" of increased "red" blood "cell" mass.

    • Eruthros (Latin) - Red
    • Cytos (Greek) - Cell, A Hollow, Receptacle, Vessel
    • Osis (Greek) - A condition, disease
  • Seen in absolute polycythemia and EPO abuse
  • Erythromelalgia

    A disorder in which blood vessels of the "limbs" are blocked intermittently causing "redness" and "pain" from inflammation

  • Primary erythromelalgia caused by mutations of voltagegated sodium channel found in neurons
  • Secondary erythromelalgia associated with polycythemia vera, essential thrombocytosis, and hypercholesterolemia
  • Erythroplakia

    Premalignant "red" lesions on a mucous membrane that "stick" around the mouth or glans penis.

  • Penile squamous cell carcinoma
  • Coined by Louis Queyrat to describe a precancerous red lesion of the penis, which is now known as erythroplasia of Queyrat
  • Erythroplasia of Queyrat

    Carcinoma in situ of the glans penis or vulva appearing as a red patch

  • Usually seen only in uncircumcised men
  • Originally described by Tarnovsky in 1891 and refined by Queyrat in 1911
  • Erythropoiesis

    Process "to make" "red" blood cells.

  • Stimulated by release of erythropoietin from kidneys in response to decreased oxygen in circulation
  • Erythropoietin

    Glycoprotein hormone released by kidneys in response to low oxygen "to make" "red" blood cells.

  • May be abused by athletes to improve performance
  • Performance enhancing drug used by Lance Armstrong