article_snippet: Alarming diagnosis: A heavy case of equipment fell on his left forearm, casing acute compartment syndrome - a condition where his swollen muscles blocked blood flow in his arm .
article_snippet: his was diagnosed with acute compartment syndrome, a condition where his swollen muscles blocked blood flow in his arm.
highlights_snippet: O'Brien was diagnosed with acute compartment syndrome, a condition where O'Brien swollen muscles blocked blood flow in his left arm .
  