Journal of Current Surgery, ISSN 1927-1298 print, 1927-1301 online, Open Access
Article copyright, the authors; Journal compilation copyright, J Curr Surg and Elmer Press Inc
Journal website http://www.currentsurgery.org

Case Report

Volume 5, Number 1, April 2015, pages 146-150

Giant Mucinous Cystadenoma of the Appendix With Low Grade Dysplasia Presented as Acute Appendicitis: A Case Report and Literature Review

Figures

Figure 1.
Figure 1. CT abdomen and pelvis with PO and IV contrast, axial view. Tubular structure in right iliac fossa with broad base and thick wall (arrows).
Figure 2.
Figure 2. CT abdomen and pelvis with PO and IV contrast, coronal view. Tubular structure in right iliac fossa with broad base and thick wall (arrows).
Figure 3.
Figure 3. Surgical specimen. Large Appendiceal tumor with thick base and cecal involvement (arrows).
Figure 4.
Figure 4. Histological findings. (A) Extensive mucosal ulceration. (B) Cystadenoma with low grade dysplasia. (C) Low grade dysplasia in high power field.

Table

Table 1. Clinical and Radiological Characteristics of Giant Appendiceal Mucinous Cystadenomas: Literature Review
 
Author, yearDemographicsSymptomsImaging studiesSize (cm)Cecal baseType of operationF/U
AgeGenderRLQ pain, acuteRLQ pain, chronicPalpable massNo symptomsOther symptoms or problemsCTMRIUS
RLQ: right lower quadrant; CT: computer tomography; MRI: magnetic resonance imaging; US: ultrasound; DVT: deep venous thrombosis; APPY: appendectomy; EC: enterocutaneous fistula.
Rampone et al, 2005 [10]51F--+--Hypodense cystic mass--17 × 4NormalOpen APPY7 months
Lin et al, 2014 [13]64M-+--SchistosomiasisHypodense cystic mass--11 × 6Thick, involvedRight colectomy?
Butte et al, 2007 [14]41F-++-Intussusception, carcinoidMass with calcified wall-Normal10 × 4Thick, involvedRight colectomy1 year
Tsitouridis et al, 2002 [15]72F-+---Mass with calcified wallLow T1, high T2-> 10?Open APPY?
65M-+---Mass with calcified wallLow T1, high T2-> 10?Open APPY?
56M---+Bladder cancer??-> 10?Open APPY?
Persaud et al, 2007 [18]80F----LLE DVTMass w/calcificationsLow T1, high T2-17 × 6Thick, involvedRight colectomy?
Jha et al, 2014 [19]65F---EC fistulaMass non-enhancing--12 × 8?Open APPY3 months
Shah et al, 2001 [21]55M--+--Mass with fluid attenuation--10 × 6?Open APPY?
Minni et al, 2001 [22]66M--+--Encapsulated mass--14 × ?Thick, involvedCecal resection9 years
Sakman et al, 2006 [23]55F+-------10 × 8?Open APPY?
Djuranovic et al, 2006 [24]57M-++-Sigmoid CA hepatomaRight liver mass-Cystic mass10 × 7Thick, involvedRight colectomy3 years
Alese et al, 2010 [25]74M--+-Sweating dizziness--Cystic mass21 × 6?Right colectomy?
Jarsun et al, 2011 [26]55M--+--Mass w/calcifications--15 × 7Thick, involvedRight colectomy?
McFarlane et al, 2013 [27]54M-+---Cystic mass--15 × 8NormalOpen APPY6 months
Luk et al, 2013 [28]61F--+-Liver cirrhosisFluid attenuation and calcifications of the mass--12 × 3Thick, involvedRight colectomy?
Chaudhary, 2014 [29]65M--+--Mass w/calcifications and central necrosis--10 × 8Thick, involvedRight colectomy?
Akagi et al, 2014 [30]48F--+--Encapsulated mass w/calcificationsIntermediate T1-13 × 10Thick, involvedRight colectomy?