Meningitis with vancomycin-tolerant Streptococcus pneumonia: a case report in the northeast of Iran

Faria Hasanzadeh Haghighi; Hadi Farsiani; Mina Mostafavi; Mohammadhassan Aelami

Volume 9, Issue 4 , December 2022, , Pages 177-180

  Meningitis is a clinical syndrome that occurs for a variety of reasons such as bacterial infections. Acute bacterial meningitis can occur at any age, and is a leading cause of mortality worldwide. Streptococcus pneumonia is a bacterial meningitis that can lead to pneumococcal meningitis, especially in ...  Read More

Black holes”, “Genome fluidity”, and Evolution of Bacterial Species

Kobra Salimiyan Rizi; Hadi Farsiani

Volume 9, Issue 3 , September 2022, , Pages 146-155

  The formation of the massive deletion of genes called “black holes,” which are detrimental to a pathogenic lifestyle, provides a bacterial evolutionary route that permits a pathogen to augment virulence and host-adaptability. For example, cadaverine substrate has inhibitory effects on the ...  Read More

Blood Culture Positive for Gram-Positive Rods: Contamination or a True Infection-A literature Review

Kobra Salimiyan rizi; Hadi Farsiani; Mohammad Momen Ghalibaf

Volume 8, Issue 2 , June 2021, , Pages 79-91

  Today, human bloodstream infections (BSIs) are recognized as a major cause of morbidity and mortality worldwide. The bacteria, responsible for bacteremia, are usually identified in diagnostic clinical laboratories, using blood cultures. True bacteremia is defined as a positive blood culture (>15 CFU/mL), ...  Read More

Clinical and pathogenesis overview of Enterobacter infections

Kobra Salimiyan rizi; Kiarash Ghazvini; Hadi Farsiani

Volume 6, Issue 4 , November 2019, , Pages 146-154

  Enterobacter spp. is a gram-negative environmental bacterium, which belongs to the Enterobacteriaceae family and is found in water, sewage, soil, and plants. These bacteria are common among humans and animals, and the most frequently isolated species is Enterobacter cloacae. The species of this genus ...  Read More

Acinetobacter spp. Coinfection with Elizabethkingia meningoseptica: A Case Report at a Referral Hospital in Iran

Kobra Salimiyan Rizi; Hadi Farsiani; Saeid Amel Jamehdar; Mahboubeh Mohammadzadeh

Volume 6, Issue 2 , June 2019, , Pages 74-76

  Elizabethkingia meningoseptica is an emerging nosocomial gram-negative, rod-shaped pathogen in patients with underlying diseases. This bacterium is also considered to be a major pathogen in hospitalized patients. Some of the main risk factors for E. meningosepticum infections include immunosuppression ...  Read More

Peritonitis Due to Rothia dentocariosa in Iran: A Case Report

Kobra Salimiyan Rizi; Hadi Farsiani; Kiarash Ghazvini; Masoud Youssefi

Volume 6, Issue 1 , March 2019, , Pages 37-39

  Rothia dentocariosa (R. dentocariosa) is a gram-positive bacterium, which is a microorganism that normally resides in the mouth and respiratory tract. R. dentocariosa is known to involve in dental plaques and periodontal diseases. However, it is considered an organism with low pathogenicity and is associated ...  Read More

Cutaneous anthrax in the northeast of Iran: A case report and review of the literature

Mohsen Karbalaei Zadeh Babaki; Mahdis Ghavidel; Hadi Farsiani; Kiarash Ghazvini

Volume 5, Issue 1 , February 2018, , Pages 26-28

  Bacillus anthracis is an aerobic, gram-positive, and spore-forming Bacillus species. The most common form of anthrax infection is the cutaneous form. The infection usually develops several days after exposure to products of infected animals and manifest as black sore with severe swelling on the skin.A ...  Read More