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Analysis of 18FDG PET/CT Imaging as a Tool for Studying Mycobacterium tuberculosis Infection and Treatment in Non-human Primates
Published on: September 5, 2017
Acute myeloid leukemia presenting with pulmonary tuberculosis
Merlin Thomas1, Mushtak AlGherbawe2
1Pulmonary Medicine, Hamad General Hospital, P.O. Box 3050, Doha, Qatar.
Insights
This case study highlights a rare co-occurrence of pulmonary tuberculosis and acute myeloid leukemia in an immunocompetent man. Early diagnosis and combined treatment led to successful remission of both conditions.
Area of Science:
- Hematology
- Infectious Diseases
- Oncology
Background:
- Tuberculosis (TB) and acute myeloid leukemia (AML) are significant global health concerns.
- Co-occurrence of pulmonary TB and AML is exceptionally rare, particularly in immunocompetent individuals.
- Diagnostic challenges arise due to overlapping clinical and radiological features.
Purpose of the Study:
- To report a unique case of concurrent pulmonary tuberculosis and acute myeloid leukemia.
- To emphasize the importance of considering hematological malignancies in patients with persistent infections and atypical presentations.
- To highlight successful management strategies for this dual diagnosis.
Main Methods:
- Case report of a 58-year-old male with symptoms suggestive of infection and hematological abnormalities.
- Diagnostic workup included blood investigations, chest imaging, bronchoalveolar lavage, and bone marrow aspiration.
- Treatment involved standard antitubercular therapy and induction chemotherapy for AML.
Main Results:
- The patient presented with fever, cough, neutropenia, monocytosis, and bilateral lung infiltrates.
- Bronchoalveolar lavage confirmed Mycobacterium tuberculosis infection.
- Bone marrow aspiration revealed acute myeloid leukemia.
- The patient achieved remission after chemotherapy and completed antitubercular treatment without complications.
Conclusions:
- This case underscores the critical need for a high index of suspicion for hematological disorders in patients with severe or atypical infections.
- Integrated management of tuberculosis and acute myeloid leukemia is feasible and can lead to favorable outcomes.
- This is the first reported case of concurrent pulmonary tuberculosis and acute myeloid leukemia in Qatar.
Abstract:
We report the case of a 58-year-old immunocompetent man presenting with fever, cough, anorexia, weight loss, and cervical lymphadenopathy. Blood investigations revealed severe neutropenia with monocytosis. Chest imaging showed bilateral reticular infiltrates with mediastinal widening. Bronchoalveolar lavage culture and molecular test were positive for Mycobacterium tuberculosis and treatment with isoniazid, rifampicin, pyrazinamide, and ethambutol was started. Although pulmonary tuberculosis could explain this clinical presentation we suspected associated blood dyscrasias in view of significant monocytosis and mild splenomegaly. Bone marrow aspiration revealed acute myeloid leukemia. Thereafter the patient received induction chemotherapy and continued antituberculous treatment. After first induction of chemotherapy patient was in remission and successfully completed 6 months antituberculosis therapy without any complications. To our knowledge there has been no such case reported from the State of Qatar to date.
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