article_snippet: James Tomkins, dislocated a shoulder in training on Thursday and joins fellow defender Winston Reid on the injury list - with forwards Andy Carroll, Carlton Cole and Enner Valencia also likely to miss out and Alex Song nursing a slight knee injury.
article_snippet: James Tomkins is one of three defenders who are unavailable for Saturday's Premier League clash .
article_snippet: The Hammers confirmed on Friday morning that Tomkins required hospital treatment as Tomkins became the latest player ruled out of Allardyce's squad. '
article_snippet: West Ham United can confirm that Tomkins has suffered a dislocated shoulder.