Extralobar pulmonary sequestration in children with abdominal pain: Four case reports

Table 1 Summary of all previously-reported cases of extralobar pulmonary sequestration in children with abdominal pain

No.	Ref.	Published year	Age (year)	Sex	Main symptoms	Location	Pleural effusion	Imaging findings
1	Shih et al[4]	1990	8	F	Abdominal pain	Left abdomen	-	Contrast-enhanced abdominal CT revealed a thin-walled mass in the left retroperitoneum
2	Mammen et al[5]	1994	8	F	Abdominal and chest pain	Right	+	Chest radiographs revealed a right-side pleural effusion with collapse and consolidation of the right middle and lower lobes
3	Yokota et al[6]	2019	15	M	Abdominal pain and coughing	Right	-	Contrast-enhanced chest CT revealed a soft tissue density mass adjacent to the vertebral body at the posterior mediastinum
4	Lima et al[7]	2010	11	F	Abdominal pain	Left	+	Chest CT revealed a paraspinal mass in the inferior portion of the left chest
5	Walcutt et al[8]	2021	13	M	Abdominal and vomiting	Left	+	Contrast-enhanced chest CT revealed a hyperdense polygonal mass in the inferior medial left pleural space
6	Kirkendall et al[10]	2013	13	M	Abdominal and chest pain	Left	+	Chest CT revealed a paraspinal soft tissue mass in the inferior portion of the left chest
7	Chen et al[11]	2011	13	M	Abdominal pain and vomiting	Left	+	Chest CT revealed a well-defined posterior mediastinal soft tissue mass
8	Shah et al[13]	2010	11	F	Abdominal and chest pain	Left	+	Contrast-enhanced Chest CT revealed an ovoid soft-tissue density shadow
9	Uchida et al[14]	2010	4	M	Abdominal pain	Left	+	Contrast-enhanced Chest CT revealed an oval-shaped mass in the posteromedial left lower chest
10	Son et al[15]	2020	13	F	Abdominal and chest pain	Left	+	Chest CT revealed amass-like lesion in left hemithorax
11	Choe and Goo[17]	2015	10	M	Abdominal pain and fever	Left	+	Chest CT revealed well-defined hypodense soft tissue lesion in the left pleural space
12	Zucker et al[18]	2013	6	M	Abdominal pain and chest pain	Left	+	Contrast-enhanced chest CT revealed an oval-shaped mass in the left lower chest
13	Gawlitza et al[19]	2014	11	M	Abdominal and vomiting	Left	+	Contrast-enhanced chest CT revealed a mass with intermediate density in the left chest

M: Male; F: Female; CT: Computed tomography.