Case Report
Copyright ©2009 The WJG Press and Baishideng.
World J Gastroenterol. Aug 28, 2009; 15(32): 4083-4086
Published online Aug 28, 2009. doi: 10.3748/wjg.15.4083
Table 1 Differential diagnosis of late presentation abdominal wall masses after open appendectomy
Suture granuloma
Rectus hematoma
Spontaneous
Traumatic
Postoperative
Wound hematoma (organized)
Abscess
Abdominal wall (various etiologies)
Intra-abdominal (extension)
Hernia
Incisional
Spigelian
Groin
Keloid
Traumatic neuroma
Heterotopic bone formation
Incisional
Traumatic
Abdominal wall tumors
Benign (various)
Malignant (various)
Metastatic
Hematogenous
Post-instrumentation
Port site/trocar metastases
Incisional site metastases
Percutaneous
Intra-abdominal malignancy (extension)
Urachal remnant/cyst/inflammatory mass
Uterine/extrauterine (lipo) leiomyomas
Primary
Incisional
Endometriosis
Cutaneous (primary)
Surgical scar endometriosis
Mastocytosis
Systemic juvenile xanthogranulomatosis
Lymphoproliferative disorders (congenital/acquired)
Parasitic (abscess or granuloma)
Enterobius vermicularis
Hydatid cyst
Mycetoma (endemic)
Actinomycosis
Extension from intestinal actinomycosis
Abdominal wall (hematogenous)