Male 34 years, exDAVP, VIH , without other antecedent of interest, in ICU by acute respiratory insufficiency by right pneumoni and empiema by cocos gram ( +) anaerobios, he need mechanical ventilation with FiO2 50% and PEEP 9. sedating with midazolam and Cl. mórfico, fever of 38ºC, he need inotropic support to low dose. APACHE to 1st day14. To 3st day he presents the following nutritional data, in FASTING situation: Weight 50 kg Albumin 1,4 g/dl (3,2 - 5,5) Height 170 cm Transferrin 90 mg/dl (252 - 429) Ideal Weight 66,5 kg. * PreAlbumin <7 md/dl (17 -42) Harris-Benedict 1600 cal/día Colesterol 82 mg/dl (150 -220) Urine Nitrogen 15,5 gr/24h Index Creatinina/Height 74% 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.. ?