Any Fanconi anemia in which the cause of the disease is a mutation in the FANCL gene. The disease is Fanconi anemia complementation group L (MONDO_0013566, a Monarch Disease Ontology id). Also known as: FANCL, FANCL Fanconi anaemia, FANCL Fanconi anemia, Fanconi Anemia, complementation group type 50, Fanconi anaemia caused by mutation in FANCL, Fanconi anaemia complementation group type L, Fanconi anemia caused by mutation in FANCL, Fanconi anemia complementation group type L.