Rationale:Cavernous hemangiomas are benign vascular malformations that usually involve the skin, subcutaneous tissue, and liver. Described herein was multiple masses in the lung and liver mimicking metastasis, which was proved to be cavernous hemangiomas histologically.Patient concerns:A 78-year-old man with complaint of dizziness for 3 days was referred to the local hospital for medical attention.Diagnoses:Multiple masses in the lung and liver was diagnosed pathologically as cavernous hemangioma.Interventions:Because of the benign pathological characteristic and multiple distribution, no treatment except some symptomatic treatment for dizziness was administered.Outcome:After more than 2 years of follow-up visits, the patient had no apparent symptoms and was healthy.Lessons:Proper diagnosis of multiple cavernous hemangiomas is essential. The final diagnosis depends on the pathology results. The most appropriate management is follow-up. Surgical treatment is suitable for large or symptomatic lesions which can result in satisfactory prognoses.