Four new species (Achnanthidiaceae, Bacillariophyceae) from the Karst region of Guizhou in China.

Four new species of monoraphid diatoms belonging to the genus were studied and described from the karst region of Guizhou Province, China. The morphological characteristics of these new species were observed and documented using light and scanning electron microscopy. exhibits a broad sinus at the central area on the interior of the rapheless valve, linear shallow depressions and a unique enlarged areola at the end of the striae on the exterior rapheless valve.

Early cardiopulmonary resuscitation on serum levels of myeloperoxidase, soluble ST2, and hypersensitive C-reactive protein in acute myocardial infarction patients.

Background: Prompt and effective cardiopulmonary resuscitation (CPR) can promote the recovery of spontaneous circulation to some extent and can save patients' lives. The minimum target of cardiac resuscitation is the restoration of spontaneous circulation (ROSC). However, owing to prolonged sudden cardiac arrest, there is relatively high mortality within 24 h after cardiac resuscitation.

[A retrospective analysis of 19 splenic abscess patients].

Objective: To analyze the clinical manifestations, diagnosis, treatment and prognosis of patients with splenic abscess.

Method: The clinical data, including baseline clinical data, clinical features, past history, pathogen culture result, treatment and the prognosis were retrospectively analyzed in the patients with the discharge diagnosis splenic abscess from January 1991 to March 2012 in Peking Union Medical College Hospital.

Results: The media time from onset to Peking Union Medical College Hospital of the 19 patients were 29 days.