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Sickle cell retinopathy in pediatric patients
Rodrigues Alves, Nuno; Barão, Catarina; Barros Silva, Patrícia; Ludovico, Inês; Costa, Lívio; Silva, Eduardo; Anjos, Rita; Serras Pereira, RitaPurpose: To analyze clinical, laboratory, and Doppler vascular parameters in pediatric sickle cell disease (SCD) patients and identify correlations and predictive factors for sickle cell retinopathy (SCR) and proliferative SCR (PSR). Methods: A retrospective study included pediatric SCD patients screened for SCR between December 2023 and August 2024. Systemic, transcranial-cervical Doppler, and ophthalmologic e...
Optic neuropathy due to chronic lymphocytic leukemia
Maleita, Diogo; Serras Pereira, Rita; Hipolito-Fernandes, Diogo; Moura-Coelho, Nuno; Cunha, João Paulo; Tavares Ferreira, JoanaPurpose: Chronic lymphocytic leukemia (CLL) is the most common lymphoproliferative disorder in the western world. The involvement of the central nervous system (CNS) or the optic nerve in CLL, however, is rare. We report a case of a previously untreated patient with CLL whose first manifestation of the disease was a progressive visual loss caused by optic neuropathy. Observations: Clinical manifestations, optic...