eMedicine Specialties > Dermatology > Diseases of the Vessels
Angiolymphoid Hyperplasia With Eosinophilia
Updated: Dec 11, 2008
Introduction
Background
Angiolymphoid hyperplasia with eosinophilia (ALHE) is an uncommon idiopathic condition that manifests in adults as isolated or grouped papules, plaques, or nodules in the skin of the head and neck. Most patients present with lesions in the periauricular region,1 forehead, or scalp. Rare sites of involvement include the hands,2 shoulders, breasts, penis, oral mucosa, and orbit.
A distinct pathologic entity, ALHE is marked by a proliferation of blood vessels with distinctive large endothelial cells. These blood vessels are accompanied by a characteristic inflammatory infiltrate that includes eosinophils. The lesion is benign but may be persistent and is difficult to eradicate. Whether ALHE represents a benign neoplasm or an unusual reaction to varied stimuli, including trauma, remains unclear.
While ALHE shows some similarity to Kimura disease, it is generally regarded as a separate entity.3,4 While ALHE lesions are superficial, Kimura disease involves deeper tissues such as lymph nodes, salivary glands, and the subcutis. However, a 2006 report describes ALHE involving the nail bed and underlying bone.5 Further, no reports describe a patient with simultaneous tumors, one consistent with Kimura disease and one consistent with ALHE.6 Such findings challenge whether or not Kimura disease and ALHE represent a spectrum of the same disease.
Pathophysiology
Although ALHE may be a benign tumor, numerous factors suggest that it is an unusual reactive process. Approximately half the patients have multifocal lesions that are grouped anatomically. ALHE has occurred following various forms of trauma or infection. Histologically, most cases of ALHE show damaged and/or tortuous arteries and veins at the base of the lesion, suggesting that arteriovenous shunting may play a role in the pathogenesis. Hyperestrogenemia (eg, in pregnancy,7 with oral contraceptive use) may foster lesion growth. Additionally, the distinctive inflammatory infiltrate in ALHE appears to be an intrinsic (not secondary) component of the lesion. Approximately 20% of patients have blood eosinophilia. However, immunoglobulin E levels are not elevated.8
Additionally, 3 reported cases describe follicular mucinosis and ALHE occurring in the same biopsy specimen.9 Interestingly, one report of monoclonality in a patient with ALHE who subsequently progressed to mycosis fungoides raises the question of whether or not ALHE could be an early form of T-cell lymphoma.10 It should be stressed that most cases are entirely benign.
Frequency
United States
Frequency in the United States is unknown. ALHE is uncommon but not rare.
International
Although frequency is unknown, cases have been reported worldwide. ALHE is uncommon but not rare; it may be more common in Japan than in other countries.
Mortality/Morbidity
ALHE can persist for years, but serious complications (eg, malignant transformation) do not occur. A few cases of nephropathy have been reported in patients with ALHE; however, the association is not strong. This is in contrast to the related entity, Kimura disease, for which the association with nephrotic syndrome is strong. Of note, although, coexistence of Kimura disease and ALHE in the same patient, along with minimal-change glomerulopathy, has been reported.11
Race
ALHE is seen most commonly in Asians, followed by whites. Although less common, blacks can develop ALHE.
Sex
ALHE is slightly more common in females; however, a male predominance has been noted in selected Asian studies.
Age
ALHE presents most commonly in patients aged 20-50 years, with mean onset of 30-33 years. This condition is rare in elderly patients and in the non-Asian pediatric population.
Clinical
History
Patients with angiolymphoid hyperplasia with eosinophilia (ALHE) typically present with an expanding nodule or group of nodules, usually in the vicinity of the ear (see Media File 1). The lesion(s) may be associated with pain or pruritus. Uncommon symptoms include pulsation and spontaneous bleeding.
Physical
Angiolymphoid hyperplasia with eosinophilia (ALHE) typically appears as dome-shaped, smooth-surfaced papules or nodules (see Media File 2). Approximately 85% of lesions occur in the skin of the head and neck; most of them are on or near the ear or on the forehead or scalp. The lesions range from erythematous to brown and may be eroded or crusted. Approximately 80% of patients present with isolated lesions, while the remaining patients usually demonstrate grouped papules or nodules in a single region. Rarely, the lesions may be pulsatile. Most lesions are 0.5-2 cm in diameter, with a range of 0.2-8 cm. Larger nodules tend to be deeply centered within the subcutis.
Causes
Angiolymphoid hyperplasia with eosinophilia (ALHE) is idiopathic. Whether this condition is a neoplastic or reactive state is uncertain; a reactive cause is favored.
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References
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Arnold M, Geilen CC, Coupland SE, Krengel S, Dippel E, Spröder J, et al. Unilateral angiolymphoid hyperplasia with eosinophilia involving the left arm and hand. J Cutan Pathol. Oct 1999;26(9):436-40. [Medline].
Chan JK, Hui PK, Ng CS, Yuen NW, Kung IT, Gwi E. Epithelioid haemangioma (angiolymphoid hyperplasia with eosinophilia) and Kimura's disease in Chinese. Histopathology. Dec 1989;15(6):557-74. [Medline].
Googe PB, Harris NL, Mihm MC Jr. Kimura's disease and angiolymphoid hyperplasia with eosinophilia: two distinct histopathological entities. J Cutan Pathol. Oct 1987;14(5):263-71. [Medline].
Tsuboi H, Masuzawa M, Katsuoka K. Angiolymphoid hyperplasia with eosinophilia affecting the nail bed and underlying bone. J Dermatol. Jun 2006;33(6):399-402. [Medline].
Esmaili DD, Chang EL, O'Hearn TM, Smith RE, Rao NA. Simultaneous presentation of Kimura disease and angiolymphoid hyperplasia with eosinophilia. Ophthal Plast Reconstr Surg. Jul-Aug 2008;24(4):310-1. [Medline].
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Angiolymphoid Hyperplasia with Eosinophilia and Kimura Disease. In: Wolff, Goldsmith, Katz, Gilchrest, Paller, Leffell, eds. Fitzpatrick's Dermatology in General Medicine. Vol 1. 7th ed. New York, NY: McGraw-Hill Medical; 2008:313-14.
Joshi R. Angiolymphoid hyperplasia with follicular mucinosis. Indian J Dermatol Venereol Leprol. Sep-Oct 2007;73(5):346-7. [Medline].
Gonzalez-Cuyar LF, Tavora F, Zhao XF, Wang G, Auerbach A, Aguilera N, et al. Angiolymphoid hyperplasia with eosinophilia developing in a patient with history of peripheral T-cell lymphoma: evidence for multicentric T-cell lymphoproliferative process. Diagn Pathol. May 29 2008;3:22. [Medline].
Wang YH, Yin HF. [One patient with Kimura's disease and angiolymphoid hyperplasia with eosinophilia also suffers from kidney injury]. Beijing Da Xue Xue Bao. Aug 18 2008;40(4):405-7. [Medline].
Carlesimo M, Mari E, Tammaro A, Persechino S, Camplone G. Angiolymphoid hyperplasia with eosinophilia treated with isotretinoin. Eur J Dermatol. Nov-Dec 2007;17(6):554-5. [Medline].
Abrahamson TG, Davis DA. Angiolymphoid hyperplasia with eosinophilia responsive to pulsed dye laser. J Am Acad Dermatol. Aug 2003;49(2 Suppl Case Reports):S195-6. [Medline].
Fetsch JF, Weiss SW. Observations concerning the pathogenesis of epithelioid hemangioma (angiolymphoid hyperplasia). Mod Pathol. Jul 1991;4(4):449-55. [Medline].
Mehregan AH, Shapiro L. Angiolymphoid hyperplasia with eosinophilia. Arch Dermatol. Jan 1971;103(1):50-7. [Medline].
Olsen TG, Helwig EB. Angiolymphoid hyperplasia with eosinophilia. A clinicopathologic study of 116 patients. J Am Acad Dermatol. May 1985;12(5 Pt 1):781-96. [Medline].
Tsang WY, Chan JK. The family of epithelioid vascular tumors. Histol Histopathol. Jan 1993;8(1):187-212. [Medline].
Further Reading
Keywords
angiolymphoid hyperplasia with eosinophilia, ALHE, epithelioid hemangioma, histiocytoid hemangioma, pseudopyogenic granuloma, papular angioplasia, inflammatory angiomatous nodule, inflammatory arteriovenous hemangioma, intravenous atypical proliferation.
Overview: Angiolymphoid Hyperplasia With Eosinophilia