phlyctenulen.
/flɪkˈtiːnjuːl/, /ˈflɪktənjuːl/, U.S. /flɪkˈtinˌjul/, /ˈflɪktnˌjul/ Medicine.
A small phlyctena; spec. (Ophthalmology) a small vesicle or nodule of the conjunctiva or cornea, seen as a delayed hypersensitivity reaction, esp. to tubercular or staphylococcal antigens.
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the world > health and disease > ill health > a disease > disorders of eye > [noun] > growth or ulcer
ungulac1400
nailc1425
haw?1550
pterygium1562
aegilops1578
ungle1583
encanthis1616
argema1661
unguis1684
phlyctenule1819
pinguecula1850
1819 Q. Jrnl. Foreign Med. & Surg. 1 291 What may be called rather a phlyctenula than a pustule.
1840 Lancet 19 Sept. 936/2 It [sc. strumous ulcer] is confined almost exclusively to children, and frequently follows the bursting of phlyctenulæ.
1876 T. F. Allen Ophthalmic Therapeutics 26 Inflammations of the eye, characterized by phlyctenules and ulcers on the cornea.
1899 T. C. Allbutt et al. Syst. Med. VIII. 746 Similar phlyctenules appear on the mucous membrane of the mouth, tongue, and palate.
1968 H. O. Mackey & J. P. Mackey Handbk. Dis. Skin (ed. 9) xxxiv. 348 A crescent-shaped phlyctenule forms on one side of the base of the nail.
1981 Arch. Ophthalmol. 100 1968 The results of the present study indicate that immunization with CW [= cell wall] antigens of S[taphylococcus]aureus is associated with the development of phlyctenulae and catarrhal infiltrates of the rabbit cornea.
2000 Amer. Scholar Autumn 6/2 A phlyctenule, for those who may be curious, is a small pustule on the cornea.
2004 Lancet 16 Oct. 1441/2 Conjunctival phlyctenules are the result of a rare, localised hypersensitivity response to tuberculosis... However, phlyctenules in developed countries are now more often due to staphylococcal infection.
Derivatives
phlycˈtenular adj. (also phlyctaenular) [compare French phlycténulaire (1865)] characterized by the presence of phlyctenules.
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the world > health and disease > ill health > a disease > eruption > [adjective] > blister
blistered1563
vesicated1703
vesicular1818
bullous1833
phlyctenous1834
phlyctenoid1842
phlyctenular1843
pompholygous1855
vesiculateda1858
papulovesicular1875
vesicopustular1902
vesiculo-pustular1911
vesiculo-bullous1923
1843 T. Watson Lect. Physic I. xix. 309 For relieving strumous or phlyctenular ophthalmia.
1873 H. C. Angell Treat. Dis. Eye 117 It sometimes results from a phlyctenular or other ophthalmia.
1967 Jrnl. Pediatrics 70 453/2 I do not find any mention of phlyctenular keratoconjunctivitis, one of the major causes of corneal opacities in certain childhood populations having a high incidence of respiratory disease and tuberculosis.
1988 Documenta Ophthalmologica 70 353 Phlyctenular conjunctivitis is a nodular affliction that occurs mainly in children and young adults as an allergic response.
phlyctenuˈlosis n. phlyctenular eye disease.
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1913 Lancet 19 Apr. 1145/1 Mr. S. Stephenson: The common eye diseases of childhood—phlyctenulosis.
1963 Canad. Med. Assoc. Jrnl. 14 Dec. 1212 (title) Phlyctenulosis in the Eskimos of the Canadian Eastern Arctic.
2001 Ophthalmology 108 1583/2 Almost all primary ocular [TB] infections are limited to conjunctival and corneal diseases that present as ulceration, a tumor mass, phlyctenulosis, or interstitial keratitis.
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1819 Q. Jrnl. Foreign Med. & Surg. 1 290 In both classes this disease is pustular or phlyctenulous.
1885 Lancet 15 Aug. 303/1 The cases..were made up as follows: 26 cases of catarrhal conjunctivitis, 19 of the phlyctenulous variety, [etc.].
This entry has been updated (OED Third Edition, March 2006; most recently modified version published online March 2022).
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n.1819