Meninges

Open references
Intradural bronchogenic cysts.
Wilkinson N, Reid H, Hughes D.
J Clin Pathol. 1992 Nov;45(11):1032-3.
PMID: #1452780# Free

cerebrofacial arteriovenous metameric syndrome
References
Endovascular treatment of a neonate with dural arteriovenous fistula and other features suggestive of cerebrofacial arteriovenous metameric syndromes. Bun YY, Ming CK, Ming CH, Ling CY, Ming CC. Childs Nerv Syst. 2009 Mar;25(3):383-7. PMID: #19082615#

References
Endovascular treatment of a neonate with dural arteriovenous fistula and other features suggestive of cerebrofacial arteriovenous metameric syndromes. Bun YY, Ming CK, Ming CH, Ling CY, Ming CC. Childs Nerv Syst. 2009 Mar;25(3):383-7. PMID: #19082615#

Angioleiomyomas of the Dura
Angioleiomyomas (ALMs) are cutaneous and soft tissue lesions usually seen in the lower extremities of middle-aged women.
The lesions are nodular, mulberry like, and composed of vessels of varying size with abundant intervening smooth muscle; an arterial component is absent.
Intracranial examples are exceedingly rare, with <10 cases reported to date, and are usually dural in location.
Dural ALMs are easily clinically mistaken for CCMs or meningiomas but are (...)

hypertrophic pachymeningitis

Primary leptomeningeal sarcomatosis