• Barcelona have scored 794 goals in UEFA competition, conceding 399.
• Lionel Messi became the first player to score five goals in a UEFA Champions League match in the round of 16 second leg against Bayer 04 Leverkusen.
UEFA Champions League statistics
• Barcelona scored 20 goals in the group stage, equalling a record set by Manchester United FC in 1998/99; their nine-match total of 30 goals is more than any other club in this season's competition.
• Barça have had more shots wide (77) and won more corners (56) than any other team in the last eight. They have committed the fewest fouls (87) and collected the fewest yellow cards (11).
• Messi is the competition's top scorer with 12 goals. He has also had more shots on goal (29) than any other player, while his tally of 23 shots off target is the joint highest total along with FC Porto's Hulk.
• Carles Puyol's next booking will incur a suspension; he picked up yellow cards in both groups games with Milan.
Latest domestic information
• Saturday 31 March: FC Barcelona 2-0 Athletic Club (Iniesta 40, Messi 58pen)
Valdés; Alves, Mascherano, Piqué, Adriano; Thiago, Busquets, Iniesta (Xavi 77); Sánchez (Keita 83), Messi, Tello (Pedro 62).
• Messi took his tally to 22 goals in his last 11 games for club and country as Barça claimed an eighth successive Liga win.
• Barcelona stretched their winning run at home to seven matches in all competitions.
• Barcelona are 52 games unbeaten at home, winning 45 since a 2-0 loss to Hércules CF on 11 September 2010.
• The Catalan side have scored 154 goals in all competitions this term, two more than in the whole of last season.
• Barça have lost two of their last 58 games – 3-2 at CA Osasuna on 11 February, 1-0 at Getafe CF on 26 November.
• Messi has scored 61 goals in 55 games this term; his 56 for Barcelona is three more than he managed in 2010/11.
• The 24-year-old's 36 Liga goals this season is a new club record, surpassing Ronaldo's 34-goal mark from 1996/97.
• Messi became Barcelona's leading scorer on 20 March, moving two goals beyond César Rodríguez (232) after hitting his eighth hat-trick of the season in a 5-3 Liga victory against Granada CF.
• Xavi Hernández has scored 14 goals this season in all competitions; his previous best was ten, set in 2008/09.
• Josep Guardiola's charges will come up against Athletic again in the Copa del Rey final in Madrid on 25 May.
• Barça have won three trophies this season: the UEFA Super Cup (2-0 v Porto), Spanish Super Cup (5-4 on agg v Real Madrid CF) and FIFA Club World Cup (4-0 v Santos FC).
• Adriano started on Saturday after two games out with a thigh strain.
• Cesc Fàbregas sat out the Athletic match with a back problem.
• On 15 March it was announced that Éric Abidal needs a liver transplant.
• David Villa could miss the rest of the season after breaking his left leg at the Club World Cup on 15 December. Andreu Fontàs will not feature until 2012/13 after tearing knee ligaments on 12 January.
• Ibrahim Afellay, who suffered a knee ligament injury in September, returned to training on 16 February.
• Puyol next appearance for Barcelona will be his 550th. He is currently joint second with Migueli on the club's all-time list of appearances. Xavi leads the way on 618.
UEFA Champions League statistics
• Milan have conceded 11 goals, more than any other team still involved.
• Zlatan Ibrahimović has been caught offside 18 times, more than any other player, while he has committed 24 fouls, the highest total of anyone still in the competition.
• Mark van Bommel served a one-game ban in the first leg; Antonio Nocerino, Massimo Ambrosini and Alessandro Nesta will incur a suspension with their next bookings.
Latest domestic information
• Saturday 31 March: Calcio Catania 1-1 AC Milan (Spolli 57; Robinho 34)
Abbiati; Abate, Bonera, Mexès, Antonini; Aquilani (López 85), Ambrosini, Nocerino, Emanuelson (Boateng 52); Ibrahimović, Robinho (El Shaarawy 73).
• Robinho's first goal in six outings helped the Rossoneri extend their unbeaten run to six matches
• Massimiliano Allegri made three changes to the XI that started against Barcelona, drafting in Alberto Aquilani, Urby Emanuelson and fit-again Ignazio Abate for Alessandro Nesta, Clarence Seedorf and Kevin-Prince Boateng.
• The Rossoneri have the best away record in Serie A, winning ten out of 16 on their travels this season.
• Ibrahimović has 29 goals in all competitions for the club this season, equalling his best return set with FC Internazionale Milano in 2008/09. He has scored 25 goals in his last 28 appearances for Milan.
• The Sweden striker has scored 11 penalties in as many attempts this term.
• Nocerino has scored nine goals in 28 league appearances since joining Milan last summer. He had managed six in 149 Serie A games before this season.
• Milan's haul of one win and two draws from their first five league games represented the worst start to a Serie A defence since SSC Napoli in 1990/91.
• Abate started on Saturday after four games out with a thigh injury but Van Bommel is still out with a back problem; he has not played since 11 March.
• Thiago Silva (thigh, out since 24 March) and Alexander Merkel (knee, 26 January) remain sidelined.
• Pato last week travelled to Atlanta in the United States to see a specialist about his recurrent muscle problems. He has not featured since injuring his thigh on 25 February but team doctor Jean-Pierre Meersseman said: "We received all the answers we wanted to hear, Pato will certainly be available on Tuesday."
• Nesta (thigh, out since 4 February) and Robinho (ankle, 14 March) returned to action in the first leg.
• Gennaro Gattuso, out since 9 September after being diagnosed with sixth nerve palsy, returned to action on 17 March. He, Antonio Cassano (heart, out since 29 October) and Mathieu Flamini (knee ligaments, 21 August) are all ineligible for the UEFA Champions League.
• A star-studded Milan legends side lost a charity match to Rangers FC in Glasgow on Friday, the Scottish team's current manager Ally McCoist scoring the only goal.
• On 29 March, Silvio Berlusconi was elected Milan president, returning to a post he held from 1986 to 2004 and 2006 to 2008.
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