Systemic lupus erythematosus associated with paroxysmal nocturnal hemoglobinuria: a case report and literature review highlighting the clinical significance of small PNH clones
Systemic lupus erythematosus (SLE) and paroxysmal nocturnal hemoglobinuria (PNH) represent distinct disorders linked by complement pathway dysregulation, yet their co-occurrence remains poorly characterized. We present a 42-year-old woman with newly di…