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1.
Biomédica (Bogotá) ; 33(1): 36-41, ene.-mar. 2013. ilus
Article in Spanish | LILACS | ID: lil-675130

ABSTRACT

Se informa un caso de mastitis granulomatosa causada por Mycobacterium tuberculosis en una paciente inmunocompetente con lesiones inflamatorias crónicas de la mama, diagnosticada por la detección de ADN de la micobacteria mediante la técnica de reacción en cadena de la polimerasa de la secuencia de inserción IS6110 presente en el complejo M. tuberculosis , en una biopsia de mama embebida en parafina. La tuberculosis primaria de la mama es rara, incluso en países con alta prevalencia de tuberculosis, y debe sospecharse en pacientes con mastitis granulomatosa crónica de causa no clara. El pilar del tratamiento es la quimioterapia antituberculosa y, ocasionalmente, la cirugía.


We report a case of granulomatous mastitis caused by Mycobacterium tuberculosis in an immunocompetent woman with chronic inflammatory lesions of the breast. It was diagnosed by detection of mycobacteria DNA using polymerase chain reaction technique targeting IS6110 insertion element of M. tuberculosis complex in a paraffin-embedded histological specimen. The primary breast tuberculosis is rare, even in countries where the incidence and prevalence of pulmonary and extra pulmonary tuberculosis are high. It should be suspected in female patients with chronic granulomatous mastitis with no apparent cause. The cornerstone of treatment is antituberculous chemotherapy, and surgery is rarely required.


Subject(s)
Adult , Female , Humans , Mastitis/diagnosis , Tuberculoma/diagnosis , Tuberculosis, Cutaneous/diagnosis , Anti-Bacterial Agents/therapeutic use , Antitubercular Agents/therapeutic use , Biopsy , Breast Neoplasms/diagnosis , Diagnosis, Differential , DNA Transposable Elements/genetics , DNA, Bacterial/analysis , Dermatomycoses/diagnosis , Ethambutol/therapeutic use , False Negative Reactions , Fever/etiology , Isoniazid/therapeutic use , Mastitis/pathology , Mycobacterium tuberculosis/genetics , Mycobacterium tuberculosis/isolation & purification , Pyrazinamide/therapeutic use , Rifampin/therapeutic use , Skin Diseases, Bacterial/diagnosis , Tuberculoma/pathology , Tuberculosis, Cutaneous/pathology , Weight Loss
2.
Infectio ; 16(4): 223-229, oct.-dic. 2012. ilus, tab
Article in Spanish | LILACS, COLNAL | ID: lil-675177

ABSTRACT

La procalcitonina ha demostrado ser de utilidad para descartar con alto grado de certeza la presencia de meningitis en niños con fiebre sin foco infeccioso claro, y en el seguimiento de pacientes con neumonía adquirida en comunidad y asociada al cuidado de la salud (incluyendo la asociada a ventilación mecánica) para guiar la terapia antibiótica. En el escenario de neutropenia febril inducida por quimioterapia, se ha estudiado la utilidad de la procalcitonina para predecir bacteriemia y también como predictor de complicaciones infecciosas, con resultados variables, en parte por la heterogeneidad de los pacientes incluidos en los estudios. El objetivo de esta revisión es mostrar cuál es la utilidad de la procalcitonina en el manejo de pacientes adultos con neoplasias hematológicas y neutropenia febril inducida por quimioterapia.


Procalcitonin has proven useful to rule out meningitis in febrile children with unknown source of infection, and in the monitoring of patients with severe community-acquired pneumonia and health care-associated pneumonia including those with ventilator-associated pneumonia to guide antimicrobial therapy. In patients with fever and chemotherapy-induced neutropenia, procalcitonin has been studied to predict bacterial blood-stream infections and poor outcomes, with variable results in part because heterogeneous population included in those studies. Our aim is to describe the utility of procalcitonin in the management of adult patients with hematological malignancies and chemotherapy-induced febrile neutropenia.


Subject(s)
Humans , Adult , Febrile Neutropenia , Chemotherapy-Induced Febrile Neutropenia , Procalcitonin , Leukemia , Hematologic Neoplasms , Fever , Meningitis , Anti-Bacterial Agents/therapeutic use
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