Woman 28 years, without antecedent of interest, in ICU from 12 days, after traffic accident, with the following injuries: 6 double ribs fractures with unestable thorax and hemoperitoneum by hepatic fissure, is practiced laparotomia. APACHE to 1st day 11. In mechanical ventilation with FiO2 40% and PEEP of 5, for stabilization unestable thorax . Sedating with midazolam and Cl. mórfico, stable hemodinámicamente, he not need inotropic support, with febrícula and with contribution by route enteral of 1600 calories and 16 gr. of nitrogen, presents the following nutritional data: Weight 56 kg Height 165 cm Ideal Weight 60,5 kg Harris-Benedict 1355 cal/día Albumin 2,1 g/dl (3,2 - 5,5) Urine Nitrogen 19 gr/24h PreAlbumin 15 md/dl (17 -42) Nitrogen balance 24 h. de -5 gr Transferrin 133 mg/dl (252 - 429) Index Creatinina/Height 100% Colesterol 115 mg/dl (150 -220) RESPONSES: ¿How many caloríes will you suggest? cálculation by?: Harris-Benedict x Factor or Calorias x Kg de peso or Segun Mi Protocolo or Segun mi experiencia or other calculation for calories: ¿ How many Nitrógen ? cálculation by ?: gr nitrogeno x kg peso or Segun Mi Protocolo or Segun mi Experiencia or other calculation for nitrógen: If Parenteral, what product will you suggest Type of carbohidratos: Glucosa FGX Type of grasas: LCT LCT/MCT Sin grasas Percentage CH/Grasas: 70/30 60/40 50/50 40/60 30/70 Type of aminoácidos: Estandar Ramificados Esenciales Fisher If Enteral, what product will you suggest Type of enteral product: Polimerica Concentrada Hiperproteica Inmunonutricion Oligomerica Especial estres Especial Renal Especial Diabetes Especial Pulmonar Especial Hepatica ¿Observations.. ?