Benjamin I. Mba, MD  


Internal Medicine


John H. Stroger, Jr. Hospital


Internal Medicine

Faculty Rank:

Clinical Firm Chief

Board Certification:

Internal Medicine

Medical Education:

College of Medicine, University of Lagos, Nigeria


Staffordshire General Hospital, United Kingdom, and Cook County Hospital

Clinical Expertise:

Acute Inpatient Medicine


(1): Ajiboye O, Vohra I, Attar B, Katiyar V, Mba B. Cryoglobulinemic VasculitisMasquerading as Bilateral Carpal Tunnel Syndrome. Cureus. 2019 Dec19;11(12):e6423. doi: 10.7759/cureus.6423. PubMed PMID: 31988822; PubMed Central PMCID: PMC6970103. (2): Mbachi C, Palacios Argueta P, Wang Y, Mba B. Severe Pernicious AnemiaPredisposing to Hypoxic Hepatitis. ACG Case Rep J. 2019 Apr 11;6(4):e00046. doi: 10.14309/crj.0000000000000046. eCollection 2019 Apr. PubMed PMID: 31616731;PubMed Central PMCID: PMC6658036. (3): Mba B, Lucas BP, Houchens N, Seares JM, Joshi U. All in the Stream. J HospMed. 2019 Dec 1;14(777-781):E1-E5. doi: 10.12788/jhm.3286. Epub 2019 Sep 18.PubMed PMID: 31532744; PubMed Central PMCID: PMC6897536. (4): Mbachi C, Igwilo R, Flores E, Chukwujindu E, Mba B. A Rare Case ofHemophagocytic Lymphohistiocytosis in an Adult with Diffuse Large B-CellLymphoma. Case Rep Hematol. 2019 Jul 7;2019:7530698. doi: 10.1155/2019/7530698.eCollection 2019. PubMed PMID: 31360558; PubMed Central PMCID: PMC6642749. (5): Ajiboye O, Manesh M, Asmi N, Mba B. Atypical presentation of necrotisingautoimmune myopathy. BMJ Case Rep. 2019 May 28;12(5). pii: e229119. doi:10.1136/bcr-2018-229119. PubMed PMID: 31142488. (6): Mbachi CU, Ajiboye O, Ezegwu O, Mba B. A Unique Case of CompleteAtrioventricular Block Rapidly Progressing to Diastolic and Systolic Dysfunction in Cardiac Sarcoidosis. Case Rep Med. 2019 Mar 6;2019:4341098. doi:10.1155/2019/4341098. eCollection 2019. PubMed PMID: 30956665; PubMed CentralPMCID: PMC6431385. (7): Mbachi C, Attar B, Wang Y, Paintsil I, Mba B, Fugar S, Agrawal R,Simons-Linares RC, Jaiswal P, Trick W, Kotwal V. Association Between Cannabis Useand Complications Related to Crohn's Disease: A Retrospective Cohort Study. DigDis Sci. 2019 Oct;64(10):2939-2944. doi: 10.1007/s10620-019-05556-z. Epub 2019Mar 2. PubMed PMID: 30825109. (8): Joshi U, Afroz S, Ranka S, Mba B. Bilateral central retinal artery occlusionfrom catastrophic antiphospholipid syndrome. BMJ Case Rep. 2018 Nov 12;2018. pii:bcr-2018-226463. doi: 10.1136/bcr-2018-226463. PubMed PMID: 30420561. (9): Ali MS, Kooragayalu S, Mba BI, Olsen FC. Isolated Myopathy: An UnusualManifestation of Inhaled Fluticasone Propionate and Ritonavir Interaction. ArchBronconeumol. 2019 Apr;55(4):223-225. doi: 10.1016/j.arbres.2018.06.018. Epub2018 Aug 8. English, Spanish. PubMed PMID: 30098843. (10): Alnaimat S, Chandra R, Gupta S, Mba B. Palatal tremor as a manifestation ofposterior circulation haemorrhagic stroke. BMJ Case Rep. 2018 May 14;2018. pii:bcr-2018-224518. doi: 10.1136/bcr-2018-224518. PubMed PMID: 29764830. (11): Ayub MT, Jafar MS, Khalid M, Baig MA, Mba B. Suppressed without a Cause: ACase of Idiopathic Immune Deficiency. Cureus. 2018 Jan 1;10(1):e2009. doi:10.7759/cureus.2009. PubMed PMID: 29515938; PubMed Central PMCID: PMC5832397. (12): Sudo M, Wada Y, Narita I, Mba B, Houchens N. A Strong Diagnosis of Weakness. J Hosp Med. 2017 Dec;12(12):989-993. doi: 10.12788/jhm.2858. Epub 2017 Oct 4.PubMed PMID: 29236098. (13): Ali MS, Trick W, Mba BI, Mohananey D, Sethi J, Musani AI. Radialendobronchial ultrasound for the diagnosis of peripheral pulmonary lesions: Asystematic review and meta-analysis. Respirology. 2017 Apr;22(3):443-453. doi:10.1111/resp.12980. Epub 2017 Feb 8. Review. PubMed PMID: 28177181. (14): Sajawal Ali M, Mba BI, Ciftci FD, Ali AS. Bleeding heart: a case ofspontaneous hemopericardium and tamponade in a hyperthyroid patient on warfarin. BMJ Case Rep. 2016 Jul 13;2016. pii: bcr2016215731. doi: 10.1136/bcr-2016-215731.PubMed PMID: 27413023; PubMed Central PMCID: PMC4956995. (15): Abegunde A, Hakemi E, Mba B, Odden A, Weinstein RA. Betting the farm. J Hosp Med. 2016 May;11(5):369-72. doi: 10.1002/jhm.2548. Epub 2016 Feb 1. PubMed PMID: 27160508. (16): Ali MS, Mba BI, Husain AN, Ciftci FD. Giant cell myocarditis: alife-threatening disorder heralded by orbital myositis. BMJ Case Rep. 2016 Mar23;2016. pii: bcr2015213759. doi: 10.1136/bcr-2015-213759. PubMed PMID: 27009192;PubMed Central PMCID: PMC4823562. (17): Abegunde AT, Mba B. Evaluating clinical management decisions by recentgraduates in the era of high-value, cost-conscious care. JAMA Intern Med. 2015Apr;175(4):651-2. doi: 10.1001/jamainternmed.2014.8087. PubMed PMID: 25844741. (18): Abegunde AT, Aisien E, Mba B, Chennuri R, Sekosan M. Fulminant hepaticfailure secondary to primary hepatic angiosarcoma. Case Rep Gastrointest Med.2015;2015:869746. doi: 10.1155/2015/869746. Epub 2015 Feb 28. PubMed PMID:25815217; PubMed Central PMCID: PMC4359886. (19): Mathur AP, Saini A, Lucas BP, AlYousef T, Margeta B, Mba B. Diagnosticaccuracy retrospectively of electrocardiographic findings and cancer history for tamponade in patients determined to have pericardial effusion by transthoracicechocardiogram. Am J Cardiol. 2013 Apr 1;111(7):1062-6. doi:10.1016/j.amjcard.2012.11.064. Epub 2013 Jan 22. PubMed PMID: 23351462. (20): Abegunde AT, Mba B, Babu A. Treatment refractory hypothyroidism as a resultof excessive donation of plasma. Endocrine. 2013 Aug;44(1):268-9. doi:10.1007/s12020-013-9879-0. Epub 2013 Jan 20. PubMed PMID: 23334986. (21): Lucas BP, Trick WE, Evans AT, Mba B, Smith J, Das K, Clarke P, Varkey A,Mathew S, Weinstein RA. Effects of 2- vs 4-week attending physician inpatientrotations on unplanned patient revisits, evaluations by trainees, and attendingphysician burnout: a randomized trial. JAMA. 2012 Dec 5;308(21):2199-207. doi:10.1001/jama.2012.36522. PubMed PMID: 23212497. (22): Lucas BP, Candotti C, Margeta B, Mba B, Kumapley R, Asmar A, Franco-Sadud R, Baru J, Acob C, Borkowsky S, Evans AT. Hand-carried echocardiography byhospitalists: a randomized trial. Am J Med. 2011 Aug;124(8):766-74. doi:10.1016/j.amjmed.2011.03.029. Epub 2011 Jun 12. PubMed PMID: 21663885. (23): Lucas BP, Candotti C, Margeta B, Evans AT, Mba B, Baru J, Asbury JK, Asmar A,Kumapley R, Patel M, Borkowsky S, Fung S, Charles-Damte M. Diagnostic accuracy ofhospitalist-performed hand-carried ultrasound echocardiography after a brieftraining program. J Hosp Med. 2009 Jul;4(6):340-9. doi: 10.1002/jhm.438. PubMedPMID: 19670355. (24): Lucas BP, Kumapley R, Mba B, Nisar I, Lee K, Ofori-Ntow S, Borkowsky S, AsmarA, Lewis T, Bienias JL. A hospitalist-run short-stay unit: features that predict length-of-stay and eventual admission to traditional inpatient services. J HospMed. 2009 May;4(5):276-84. doi: 10.1002/jhm.386. PubMed PMID: 19504489. (25 : Lucas BP, Asbury JK, Wang Y, Lee K, Kumapley R, Mba B, Borkowsky S, Asmar A. Impact of a bedside procedure service on general medicine inpatients: A firm-based trial. J Hosp Med. 2007 May;2(3):143-9. PubMed PMID: 17549745.

Research Interests:

Clinical Reasoning