VHOSPITAL.CLINIC · Microscopy Test
Stool Microscopy (O&P) is a clinically validated diagnostic investigation for Giardiasis. Direct microscopic examination of stool for parasite eggs, cysts, and larvae — the traditional gold standard for intestinal parasitology.
Direct microscopic examination of stool for parasite eggs, cysts, and larvae — the traditional gold standard for intestinal parasitology.
In the diagnostic work-up for Giardiasis, Stool Microscopy (O&P) contributes to confirming or excluding the diagnosis, monitoring treatment response, or detecting complications. Giardiasis is a common intestinal infection caused by the protozoan parasite Giardia lamblia, transmitted through contaminated water or food.
Stool Microscopy (O&P) is performed according to standard laboratory or clinical protocols. Sample type, timing, and processing requirements vary — consult your physician or laboratory for current local procedures.
A positive result in the appropriate clinical context supports the diagnosis of Giardiasis. A negative result does not always exclude the diagnosis — interpretation depends on pre-test probability, disease stage, and immune status. Consult an infectious disease specialist for complex cases.
Sensitivity and specificity vary by laboratory, antigen preparation, and patient population. Published performance characteristics should be interpreted in the context of local disease prevalence and patient risk factors.
Stool Microscopy (O&P) is used as part of the diagnostic workup for Giardiasis. Direct microscopic examination of stool for parasite eggs, cysts, and larvae — the traditional gold standard for intestinal parasitology. A positive result in the appropriate clinical context supports the diagnosis, but should always be interpreted alongside symptoms, travel history, and other investigations.
Performance characteristics of Stool Microscopy (O&P) for Giardiasis depend on the stage of infection and patient immune status. Consult current WHO guidelines or an infectious disease specialist for the most current sensitivity and specificity data for your setting.
Any positive parasitological result should be discussed with a physician promptly. Seek urgent medical care if you have fever, severe abdominal pain, difficulty breathing, jaundice, or any neurological symptoms alongside the test result.
Giardiasis is a common intestinal infection caused by the protozoan parasite Giardia lamblia, transmitted through contaminated water or food. It presents with chronic diarrhoea, bloating, and malabsorption, and is treated with metronidazole or tinidazole.
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