Schneiderman Prelims Vol-I. qxd

INFILTRATIVE
Amyloidosis – lichen amyloidosis 
Rook p.2628–2630, 1998,
Sixth Edition
Osteoma cutis – congenital plate-like osteoma cutis 
Ped Derm
10:182–186, 1993; AD 69:613–615, 1954
Verrucous (verruciform) xanthoma – normolipemic; most
commonly on mucosal surfaces; may be multifocal or
associated with lymphedema; seen in CHILD syndrome and
with ILVEN; may be a non-X histiocytosis; scrotum, penis, vulva,
anogenital area, sacrum, digits, and on lymphedematous
extremity 
AD 138:689–694, 2002; JAAD 27:1021–1023, 1992;
Am J Surg Pathol 22:479–487, 1998; AD 118:686–691, 1982; of
glans penis 
Genital Skin Disorders, Fischer and Margesson,
CV Mosby p.80, 1998; Cutis 51:369–372, 1993; verruciform
xanthoma – of the scrotum 
BJD 150:161–163, 2004
Xanthoma disseminatum (Montgomery’s syndrome) –
red–yellow–brown papules and nodules of flexural surfaces,
trunk, face, proximal extremities and oral mucosa; become
VERRUCOUS PLAQUES
687
Schneiderman page 600-722.qxd 5/16/2006 6:51 PM Page 687

---

confluent into xanthomatous plaques; verrucous plaques 
NEJM
338:1138–1143, 1998; JAAD 23:341–346, 1990; AD Syphilol
37:373–402, 1938
INFLAMMATORY
Cytophagic histiocytic panniculitis (nodule) 
AD 121:910–913, 1985
Mucinous syringometaplasia (papules) – mimics plantar wart or
verruca vulgaris; metaplastic mucin containing cells lining
glandular structures 
JAAD 11:503–508, 1984
Pseudoverrucous peristomal dermatitis (urostomy) – skin
surrounding urostomy site may be normal, or may show
erythematous-erosive lesions or pseudoverrucous lesions 
JAAD
19:623–628, 1988
Pyoderma gangrenosum
Pyoderma vegetans – vegetating tissue reaction with localized
bacterial infection in immune compromised patient; associated
with ulcerative colitis, defective cellular immunity, cutaneous
T-cell lymphoma, large cell lymphoma, alcoholism;
Staphylococcus aureus or beta hemolytic Streptococcus
common 
JAAD 20:691–693, 1989
Rosai–Dorfman disease (sinus histiocytosis with massive
lymphadenopathy) – verrucous plaques with satellite lesions 
JAAD
51:931–939, 2004; Semin Diagn Pathol 7:19–73, 1990
Sarcoidosis
AD 133:882–888, 1997; AD 102:665–669, 1970;
mimicking hypertrophic lichen planus 
Int J Derm 28:539–541, 1989
Superficial granulomatous pyoderma 
AD 136:1263–1268, 2000;
JAAD 18:11–21, 1988
Toxic epidermal necrolysis – healing with verrucous hyperplasia
BJD 149:1082–1083, 2003