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Pneumatosis Cystoides Intestinalis in Patients with Antinuclear Antibody Negative Systemic Lupus Erythematosus and Dermatomyositis: Report of Two Cases
Pneumatosis cystoides intestinalis (PCI) occurring in association with collagen vascular disease is an unusual combination that presents with intramural gas in the gastrointestinal tract. We report two cases of PCI, one with antinuclear antibody (ANA) negative SLE and the other with dermatomyositis, with a review of the relevant literature.