Contagion is the process by which infectious diseases spread through populations. It describes the way viruses, bacteria, and other pathogens move from one person to another, often through what looks like minor interactions but have big consequences. Contagion has a ripple effect: a single point of exposure can lead to a very widespread within a […]
Category Archives: Microbiology
Diagnosing Onchocerca volvulus, the causative agent of onchocerciasis, requires the combination of clinical presentations and laboratory techniques. Most times, physical signs, such as the presence of microfilariae in the eyes or swollen and hyperpigmented legs serve as initial diagnostic clues. However, Laboratory tests are important for identifying and confirming active infections, assessing the intensity of […]
What is Otitis Media Otitis media is an infection of the middle ear – you know the space behind the eardrum. It’s common, especially in children, and can be caused by bacteria, viruses, or, in rarer cases, fungi. Otitis media happens when the Eustachian tube (which connects the middle ear to the back of the […]
Every year, more than 200,000 deaths are recorded in Sub-Saharan Africa due to Schistosomiasis caused by these trematodes. Different species of this trematode exist, and they include Schistosoma japonicum, Schistosoma haematobium and Schistosoma mansoni. But today, our focus will be on Schistosoma haematobium. S.haematobium is endemic in 54 countries and is commonly termed a blood […]
Fastidious bacteria are the “high-maintenance” organisms of the microbial world. They demand specific nutrients and environmental conditions to grow. These organisms may need enriched media, particular gases (e.g., CO₂), specific pH, or temperature for optimal growth. This makes their isolation and identification more challenging than those of obligate organisms. Unfortunately, they are not just difficult […]
Kidney stones, known scientifically as nephrolithiasis or renal calculi, are hard deposits made of minerals and salts that form inside the kidneys. These stones can cause a range of symptoms, one of the most notable being hematuria or blood in the urine. While the presence of blood in the urine can be alarming, it is […]
The presence of blood in urine, even at microscopic levels, could be a red flag for serious urological conditions in men. Urology(Urological) refers to kidneys, ureters, bladder and urethra. These are parts of the urinary system your doctor will begin to think about once you have blood in your urine as a man. Blood […]
Understanding Candida Infections in Men, Women, and Children Candida is not a name that might come up in a casual conversation, but its impact on our health is on a large scale. It is found in the human body as a normal flora, existing in balance with other microorganisms. However, under the right conditions, Candida […]
Blood cultures are a standard diagnostic tool, especially when infection is suspected. The suspicion of infection that would lead to a blood culture test is mostly fever. However, not every fever warrants a blood culture. As important as blood cultures are in diagnosing infections like sepsis or bacteremia, knowing when to use them is an […]
What is Schistosoma haematobium? Schistosoma haematobium is a parasitic flatworm that causes a disease called urinary schistosomiasis, or bilharzia. This infection is common in parts of Africa and the Middle East, especially in areas with freshwater bodies like lakes, rivers, and ponds. The parasite is found more in these environments, making people who rely on […]
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