ABSTRACT
Background: Fungal lung diseases are global in distribution and require specific tests for diagnosis. We report a survey of diagnostic service provision in Africa. Methods: A written questionnaire was followed by a video conference call with each respondent(s) and external validation. To disseminate the questionnaire, a snowball sample was used. Results: Data were successfully collected from 50 of 51 African countries with populations >1 million. The questionnaire was completed by respondents affiliated with 72 health facilities. Of these 72 respondents, 33 (45.8%) reported data for the whole country while others reported data for a specific region/province within their country. In the public sector, chest X-ray and computed tomography are performed often in 49 countries (98%) and occasionally in 37 countries (74%), and less often in the private sector. Bronchoscopy and spirometry were done often in 28 countries (56%) and occasionally in 18 countries (36%) in the tertiary health facilities of public sector. The most conducted laboratory diagnostic assay was fungal culture (often or occasionally) in 29 countries (58%). In collaboration with the Africa Centre for Disease Control and Prevention, regional webinars and individual country profiles provided further data validation. Conclusion: This survey has found a huge disparity of diagnostic test capability across the African continent. Some good examples of good diagnostic provision and very high-quality care were seen, but this was unusual. The unavailability of essential testing such as spirometry was noted, which has a high impact in the diagnosis of lung diseases. It is important for countries to implement tests based on the World Health Organization Essential Diagnostics List.
ABSTRACT
Tuberculosis (TB)-related death has increased for the first time in a decade due to the coronavirus disease 2019 (COVID-19), globally. People living with HIV (PLWHIV) might be at a higher risk of developing COVID-19-related complications. Herein, we describe the first case of a patient surviving from SARS-CoV-2-TB-HIV triple co-infection in Cameroon. A 36-year-old Cameroonian woman presented at the emergency unit of the Jamot Hospital, Yaoundé with symptoms of anorexia, productive cough, weight loss, and fever. The SARS-CoV-2 rapid antigen test on nasopharyngeal sample was positive. Chest X-ray showed bilateral parenchymal and tracheal calcifications most consistent with prior pulmonary histoplasmosis, varicella, or TB. She was tested HIV positive, and the sputum sample tested positive for TB on auramine staining. TB therapy (rifampicin, isoniazid, pyrazinamide, and ethambutol) and COVID-19 treatment were initiated, and the symptoms improved after 2 weeks of treatment. The SARS-CoV-2 rapid antigen and real-time polymerase chain reaction tests were negative after 2 weeks. She was discharged home on antiretroviral therapy and TB therapy. Coinfection with both TB, HIV, and SARS-CoV-2 may be common in Cameroon but not reported. The similar clinical features of COVID-19 and TB usually lead to misdiagnosis. Early diagnosis and initiation of appropriate treatment improve outcome.
