Pearson marrow-pancreas syndrome Pearson marrow-pancreas syndrome Pearson marrow-pancreas syndrome Genetics Home Reference: Pearson marrow-pancreas syndrome Genetics Home Reference: Pearson marrow-pancreas syndrome Pearson marrow-pancreas syndrome Pearson marrow-pancreas syndrome Pearson marrow-pancreas syndrome Pearson marrow-pancreas syndrome Pearson marrow-pancreas syndrome Pearson marrow-pancreas syndrome Pearson marrow-pancreas syndrome Pearson marrow-pancreas syndrome Genetics Home Reference: Pearson marrow-pancreas syndrome Pearson marrow-pancreas syndrome Pearson marrow-pancreas syndrome