A mixed field agglutination, where there are distinct small clumps among a background of free cells, indicates the presence of two populations of red cells. The most common cause in a patient sample is a recent transfusion with red cells of a different ABO group (e.g., group O patient receiving group A red cells).

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Zambia

• Naomi Miselo – 31 pts

• Visual Pathway Lesions
• Positive and Negative Symptoms
• Hallucinations and Delusions
• Antipsychotic Medications
• Emergency: Environmental Emergencies