A case report of venous ulcer mimicking cutaneous leishmaniasisAlaa Tajeldeen Habeeb Abdallah1, Emmanuel Edwar Siddig2*, Jean Claude Semuto Ngabonziza3,4, Claude Mambo Muvunyi5, Ayman Ahmed5,61 Rufa’a Teaching Hospital2 Faculty of Medical Laboratory sciences, University of Khartoum, Khartoum, Sudan3 Department of Clinical Biology, University of Rwanda, Kigali P.O. Box 3900, Rwanda4 Research, Innovation and Data Science Division, Rwanda Biomedical Centre, Kigali P.O. Box 7162, Rwanda5 Rwanda Biomedical Centre, Kigali P.O. Box 7162, Rwanda6 Institute of Endemic Diseases, University of Khartoum, Khartoum 11111, Sudan

not-yet-known not-yet-known not-yet-known unknown A Case of Pneumocystis Pneumonia in an HIV/AIDS Patient from Sudan Emmanuel Edwar Siddig1, Alaa Tajeldeen Habeeb2, Claude Mambo Muvunyi3 , Ayman Ahmed3,4,5 1 Faculty of Medical Laboratory sciences, University of Khartoum, Khartoum, Sudan 2 Rufa’a Teaching Hospital, Aljazeira state, Sudan 3 Rwanda Biomedical Centre, Kigali, Rwanda. 4 Institute of Endemic diseases, University of Khartoum, Khartoum, Sudan 5 Pan-Africa One Health Institute (PAOHI), Kigali 11KG ST203, Rwanda

Co-Infection with Chikungunya and Malaria: A Case ReportEmmanuel Edwar Siddig 1, Alaa Tajeldeen Habeeb Abdallah2, Yousif Ali3, Claude Mambo Muvunyi 4, Nouh Mohamed 5, Ayman Ahmed 4,5,61 Faculty of Medical Laboratory Sciences, University of Khartoum, Khartoum, Sudan.2 Rufa’a Teaching Hospital3 Sudan Field Epidemiology Training Program, Health Emergencies and Epidemics Control General Directorate, Sudan Federal Ministry of Health, Khartoum 11111, Sudan4 Rwanda Biomedical Center (RBC), Kigali P.O. Box 7162, Rwanda5 Pan-Africa One Health Institute (PAOHI), Kigali 11KG ST203, Rwanda6 Institute of Endemic Diseases, University of Khartoum, Khartoum 11111, Sudan.Correspondence: Ayman Ahmed; Institute of Endemic Diseases, University of Khartoum, Khartoum, Sudan.Tel: +249123997091Email: ayman.ame.ahmed@gmail.comORCID: 0000-0002-9516-9508.