... Vilalta Castel E, Guerra Vales JM, González Gamarra A, Abarca Costalago M,Alonso Navas F, López Pascual JJ: Hemolytic anemia caused bycryoagglutinins associated with an influenza A virus infection. ... manifestations associated with a normal platelet count. Nasopharyngeal and rectal swabs revealed pandemic 2009 (H1N1) virus byreverse-transcriptase-polymerase-chain-reaction assay. Routine laboratory analyses showed ... radiological features including laboratory findings of this case areillustrated. Notably, the patient had fever, severe abdominal pain, hematuria, arthritis, and purpuric manifestations associated with...