Key clinical message:
This case emphasizes the importance of considering multiple differential diagnoses, even in patients presenting with overlapping symptoms, such as fever and respiratory distress. It highlights the significance of a comprehensive diagnostic approach, including thorough physical examination, appropriate laboratory testing, and timely management strategies to address complex conditions like concurrent COVID-19 related Pneumonia and Dengue Fever. Multidisciplinary care and close monitoring are essential in optimizing patient outcomes and promoting successful recovery in such challenging cases.