
Identification and enumeration by microscopy is the determinative technique of Method 1622/1623. Narration, photographs and video are used to explain key diagnostic features of both Giardia and Cryptosporidium. After examining the positive specimens, possible variations and interfering organisms will be considered.
Knowledge reviews and summaries will help highlight key points. After two attempts of each Knowledge Review, correct answers and explanations will be given; however, the Knowledge Reviews can be answered and reviewed as many times as needed. Credit for each photograph is indicated with a letter which refers to the photographer listed on the acknowledgement page at the end of lesson.
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