GPT and primary myelofibrosis: Several studies have explored alternative prognostic indicators, including comorbidities [8], high serum ferritin levels [9], the presence of bone marrow fibrosis [10], monocytosis [11], hypoalbuminemia [12], alanine aminotransferase (ALT) levels [13], platelet-to-lymphocyte ratio (PLR), neutrophil-to-lymphocyte ratio (NLR) [14], and hyperfibrinogenemia [15], among others.