Corneal Opacity Leading to Multiple Myeloma Diagnosis: A Case Report and Literature Review

Patient: Female, 54 Final Diagnosis: Multiple myeloma Symptoms: A 9-month history of blurred vision Medication: Systemic chemotherapy with vincristine • cyclophosphamide • dexamethasone Clinical Procedure: Multiple myeloma patient presenting with corneal opacity and blurred vision as chief complaint Specialty: Ophthalmology and Hematology Objective: Rare disease Background: A multiple myeloma patient presenting with corneal opacity and blurred vision as chief complaint is rare. Case Report: A 54-year-old woman with a 9-month history of blurred vision without other systemic symptoms consulted an ophthalmologist. The patient had bilateral diffuse corneal opacity at the corneal epithelium and anterior stroma under slit-lamp examination. Decreased corneal endothelial cells density was found by microscopy. During consultation, the patient was noted to have an anemic face. Laboratory analysis and bone marrow were investigated. Serum protein electrophoresis revealed a raised serum kappa paraprotein band (12.4 g/L). The erythrocyte sedimentation rate (ESR) was accelerated to 49 mm/h (normal