Abbreviations: KHE, kaposiform hemangioendothelioma; KMP, Kasabach Merrit Phenomenon; PJP,pneumocystis jirovecii pneumonia; GLA, generalized lymphatic anomaly; LM, lymphatic malformation; TMP-SMX, trimethoprim-sulfamethoxazole; PCN, penicillin; N.S., not specified.^a In KHE category, 11 patients with), Note – Sirolimus was held in all cases.