title: Reversed halo sign in active pulmonary tuberculosis.
authors: Department of Pulmonary, Medicine and Sleep Disorders, All India Institute of Medical Sciences, New Delhi, India.
authors: Loganathan
authors: L
authors: Nattusamy
authors: Department of Pulmonary, Medicine and Sleep Disorders, All India Institute of Medical Sciences, New Delhi, India.
authors: Karan
authors: K
authors: Madan
authors: Department of Radiodiagnosis, All India Institute of Medical Sciences, New Delhi, India.
authors: Ashu S
authors: AS
authors: Bhalla
authors: Department of Pulmonary, Medicine and Sleep Disorders, All India Institute of Medical Sciences, New Delhi, India.
authors: Randeep
authors: R
authors: Guleria
mesh_terms: D000328:Adult; D018549:Cryptogenic Organizing Pneumonia / Q000150:complications* / Q000175:diagnosis; D003937:Diagnosis, Differential; D006801:Humans; D008297:Male; D009169:Mycobacterium tuberculosis / Q000302:isolation & purification; D013902:Radiography, Thoracic; D013183:Sputum / Q000382:microbiology; D014057:Tomography, X-Ray Computed; D014397:Tuberculosis, Pulmonary / Q000150:complications* / Q000175:diagnosis / Q000382:microbiology