Case Report

Benign Metastasizing Leiomyoma of the Uterus: Rare Manifestation of a Frequent Pathology

Table 2

Pulmonary BML case reports.

ReferAgeRespiratory symptomsPrimary surgery for leiomyomaRadiologyFinal diagnosisMicroscopy and ImmunohistochemistryCytogenetic evaluationTreatmentFollow-up

Nurettin et al. [1]41DyspneaMyomectomy,
10 years ago
Multiple pulmonary nodules
PET: no FDG uptake
VATS biopsySmooth muscle tumor, SMA+, desmin +, hormonal receptors+, low ki-67Not applicableBilateral salpingo-oophorectomy, total hysterectomy and Progesterone5 years, stable

Ma et al. [3]45AsymptomaticMyomectomy,
11 years ago
Multiple pulmonary nodules
PET: abnormal FDG uptake
Aspiration BiopsySmooth muscle tumor, SMA+, desmin +, hormonal receptors+, ki-67=1%Not applicablePulmonary wedge resection5 months, stable

Chen et al. [5]32Chest tightness and labored breathingMyomectomy,
1 month earlier
Miliary nodulesThoracoscopic BiopsySpindle cells, SMA+, desmin +, hormonal receptors+Not applicableTamoxifen3 months, stable

Lee et al. [8]52AsymptomaticVaginal hysterectomy,
10 years ago
Multiple lung cavitations and nodules
PET: no FDG avid
Needle BiopsySpindle cells, SMA+, desmin +, hormonal receptors+Not applicableGnRH Agonist15 months, stable

Ras et al. [9]53AsymptomaticMyomectomy,
26 years earlier
Multiple pulmonary nodules
Thoracotomy BiopsyBland smooth muscle cells, desmin +, hormonal receptors+, low ki-67Not applicableSubtotal hysterectomy, bilateral salpingo-ooforectomy, removal of the tumors from parametria and appendectomy and pulmonary wedge resection by thoracotomyNot applicable

Ottlakan et al. [10]36AsymptomaticHysterectomy,
7 years earlier
Multiple pulmonary nodules
Core BiopsySmooth muscle cells, SMA+Lung nodules: 19q22q deletionPulmonary wedge resection and cautery resection, through mini-thoracotomy (seven procedures)Many recurrences

Patré et al. [11]76Acute respiratory distressTotal hysterectomy,
4 years earlier
Multiple pulmonary nodules and pleural effusionSurgical biopsySpindle cells, SMA+, desmin +, hormonal receptors+, caldesmon+Not applicableResection of pulmonary nodules, removal of trochanteric lesion and aromatase inhibitors45 months, stable

Khan et al. [14]47Shortness pf breath and chest painCervical hysterectomy,
3 years prior
Multiple pulmonary nodules
PET: mild FDG uptake
CT guided biopsy and VATS biopsySmooth muscle tumor, SMA+, desmin +, hormonal receptors+, HMB45-, CD34-, EMA-Lung nodules: Loss of 19 and 22 and deletion of 1pVATS wedge resection and anastrozole12 months, stable

Bakkensen et al. [15]46AsymptomaticTotal hysterectomy,
7 years ago
Multiple pulmonary nodules
PET: no FDG uptake
CT guided biopsyBland spindle cells, SMA+, desmin +, hormonal receptors+Not applicableBilateral salpingo-ooforectomy, resection of pelvic mass, opportunistic appendectomy and letrozole2 years, stable

Zhong et al. [17]51AsymptomaticMyomectomy,
26 years earlier
Multiple pulmonary nodules
PET: abnormal FDG uptake
CT guided biopsySpindle-shaped cells, SMA+, desmin+, hormonal receptors+, CD34-, S100-, HMB45-, Ki-67<20%Not applicableRemoval of lumbar spine tumor and Tamoxifen5 months, stable

BML of other sites; PET= positron emission tomography; FDG= fluorodeoxyglucose; VATS=video-assisted thoracoscopic surgery; CT= computed tomography; SMA=smooth muscle actin.