In recent years, group G Streptococcus has been reported with increasing frequency as the cause of a variety of human infections. Underlying host factors such as immunosuppression, malignancy, diabetes mellitus, and rheumatoid arthritis may be predisposing conditions leading to infection. Toxic involvement and post-streptococcal sequalae, once believed to be exclusive to infections caused by gr...

We report a case of Pneumonia due to Streptococcus pneumoniae which was resistant to optochin in 50 yr old female patient who presented with high fever and chills to hospital. She also complained of productive cough. Sputum for microbiological evaluation was sent to lab from which streptococcus pneumoniae resistant to optochin was isolated .Isolate was resistant to major antibiotic used for pne...

The antibacterial activity of a series of simple coumarins was evaluated against 8 microorganisms, including three Gram-positive (Staphylococcus aureus, beta-hemolytic Streptococcus and Streptococcus pneumoniae) and five Gram-negative bacteria (Escherichia coli, Klebsiella pneumoniae, Pseudomonas aeruginosa, Proteus mirabilis and Haemophilus influenzae), using the microdilution broth method. Th...

Sr. Director: Recently it has published in Nefrologia a case of haemolytic uremic syndrome associated to pneumococcal infection (SP-HUS) in a 2-year-6-month old boy with pneumonia, that required veno-venous hemodiafiltration / hemofiltration during ten days. SP-HUS is an uncommon disease whose incidence, following invasive pneumococcal infection, is estimated at 0.4-0.6 %. Its mortality rate is...

The methods of Lancefield and of Griffith for grouping and typing hemolytic streptococci have greatly facilitated studies on the relationship of the hemolytic streptococcus to human disease. Strains from human disease fall into Lancefield's Group A by the precipitin test.5 Exceptions occur, but they are rare.' Group A consists of about 30 types which can be identified by another precipitin test...

The American boy of six and one-half years, the son of missionaries to the Belgian Congo, whose case was reported in a preliminary way by Dr. E. van Oye and Dr. M. Ballion (1), was brought back home to the United States and was referred to us because of our interest in surgical infections. Although we were told acid-fast organisms had been found in this lesion, it had some of the characteristic...