case_images: PMC10846756_01
case_images: A gross image showing a large infraclavicular swelling
case_images: cureus-0016-00000051804-i01.jpg
case_images: PMC10846756_01_cureus-0016-00000051804-i01.jpg
case_images: FIG1
case_images: The overlying skin was normal, without any engorged veins (Figure 1).
case_images: HRUSG of the right infraclavicular region was suggestive of intramuscular heterogenous collection. HRUSG - high-resolution ultrasonography
case_images: cureus-0016-00000051804-i02.jpg
case_images: PMC10846756_01_cureus-0016-00000051804-i02.jpg
case_images: FIG2
case_images: The intraathoracic component measured approximately 2.5x3.5x2 cm with a volume of 5 cc (Figures 2-3).
case_images: HRUSG showing a collection with deeper intrathoracic extension abutting and compressing anterior lung surface. A: Collection with deeper intrathoracic extension. B: Collection showing deeper intrathoracic extension abutting and compressing anterior lung surface.. HRUSG - high-resolution ultrasonography
case_images: cureus-0016-00000051804-i03.jpg
case_images: PMC10846756_01_cureus-0016-00000051804-i03.jpg
case_images: FIG3
case_images: The intraathoracic component measured approximately 2.5x3.5x2 cm with a volume of 5 cc (Figures 2-3).
case_images: MDCT of the chest showing collection with moderately thick enhancing walls in the right pectoralis muscle. MDCT - multidetector computed tomography
case_images: cureus-0016-00000051804-i04.jpg
case_images: PMC10846756_01_cureus-0016-00000051804-i04.jpg
case_images: FIG4
case_images: Atelactatic changes were seen in the underlying lung parenchyma, suggesting an infective etiology likely Koch's (Figures 4-6). 
case_images: MDCT of the chest showing collection with moderately thick enhancing walls in the right pectoralis muscle. MDCT - multidetector computed tomography
case_images: cureus-0016-00000051804-i05.jpg
case_images: PMC10846756_01_cureus-0016-00000051804-i05.jpg
case_images: FIG5
case_images: Atelactatic changes were seen in the underlying lung parenchyma, suggesting an infective etiology likely Koch's (Figures 4-6). 
case_images: MDCT of the chest showing collection with moderately thick enhancing walls in the right pectoralis muscle. MDCT - multidetector computed tomography
case_images: cureus-0016-00000051804-i06.jpg
case_images: PMC10846756_01_cureus-0016-00000051804-i06.jpg
case_images: FIG6
case_images: Atelactatic changes were seen in the underlying lung parenchyma, suggesting an infective etiology likely Koch's (Figures 4-6). 