Volume 7 Medic;tl loum;t1 of lhe Number 3 Isl;tmie Republic of Ir;tn Fall 1372 November 1993
DENTAL CAVITY MYIASIS DUE TO WOHLFAHRTIA MAGNIFICA
AMID ATHARI AND TElMUR FALLAH
From Ihe Del'artf11efll of Microbioh,gy. School of M£'dicinf!. KermollsiIah University ofMedical Sr.:itJnC£'s. KermolJshah.lsllllHic Republic ofIran.
ABSTRACT
A 79 year old fanner referred to a dental clinic because of toothache for one week. After extraction of a painful tooth, three larvae, 1.5 cm in length emerged from the dental cavity. Morphological study of the larvae proved them as W. magnifica. This is the first report of dental cavity myiasis from [ran. MJIRI, Vol. 7, No.3, 209-210,1993.
Key words: Wohlfahrtia magnificO!; denial cavity. myiasis
INTRODUCTION a health center because of toothache with a history of dizziness. headache and drowziness for one week. He had Human and animal tissue infeslation by eggs or larvae only four teeth in his Ol1tl cavity, with necrotic gingival of some non-sucker flies (Cyclorrhapha) have been lissue. AflercxlIaetion of a painful second premolar toolh. frequently observed in poor sanitary areas and cause a three larvae 1.5 em in lenght were rcmovcd from his cavilY pathogenic condition known as myiasis.' Dental cavity (Fig. 1). The X-ray showed opacity of right maxillary myiasis is less common nnd conservative m;:magemenlby removal of dead maggots could be,U1 effective method for trealmenl.
Downloaded from mjiri.iums.ac.ir at 16:31 IRST on Sunday October 3rd 2021 CASE REPORT
A 79 year old fanner residing in a village near KenmU1shah city (west province of lran) was admitted to
.L.._-'''-''_ Fig. 1. On!! of the three W. 1Il1lgnijiccllarval! cxtracted from the Fig. 2. X.ray shows opacity of ri!,:hl maxillary sinus and
ucnlal L::lVity. hypl.!rtrophy of Il.!rt sinus mucosa. 209 Dental Cavity Myiasis
sinus and hypertrophy of left sinus mucosa (Fig. 2). rapid growth of W. magnifica larvae and their large size. Haematological examinations were nannal. The patient treatment should be direcled toward prompt removal of the made a good recovery three days after operation. Oy maggot by means of incision and extraction. Entomological study of tlle larvae and observation of typical anterior and posterior spiracles revealed them as third ACKNOWLEDGEMENT instar larvae of W. magnifica.
TI,e author would like to express his thanks to Dr. B. lanbaksh and Dr. S. Tirgari for valuable advice. DISCUSSION
Myiasis is a subject of medical and veterinary REFERENCES importance.:! In human cases, skin wounds, ear, eye and
nasal cavity are the commonest affected areas.) W. magnifica I. Porlschinsky IA: WohlfulJrliu magnifica am.! :llIicu Russian larvae, the causative agent in our case, are obligatory species. Bul Entomol Sci Com Agr Men II(9): 108-115. 1961. parasites in wann-blooded verteberates and in contrast to 2. Zumpl F: Myiasis in man and animals in the world. London: Sarcophage species. never develop in carcasses,2 In recent Butterworths. 267-268, 1983. years this agent has been reported as the cause of otitis 3. Manson-Bahr PEe. Bell DR: Manson's Tropical Diseases. media and aural myiasis in Egypt' and ophtluumomyiasis.' London: Baillicre amI TindalL 913-918, 1989. In Imn, W. magllifica has been frequently known as one of 4. Fawzy AF: Otitis media and aural myiasis. J Egypt Soc Parasitol the most important myiasis-producing flies in anirnals6and 21: 883·885, 1991. also one case of gingival myiasis due to this agent has been 5.MorsyTA. Farrag AM:Two cases of human ophlhnlmomyiasis. reponed.? In our case, the patient's house was nearby a 1 Egypt Soc Para,itol 21: 853-855. 1991. sewage tenninal and during the summer there were a large 6.1anbakhsh B, Tirgari SH, Aghamohamadi A: Myiasis in Iranian number of insects around the area. It is probable that the sheep. Iranian Entolllol Soc LeI 3: 8-12, 1975. larvae were deposited on the necrotic periodontal tissues 7. Sahba GH: A case of gingival myiasis in man and animals in when he was asleep with an open mouth (because of Iran. Presented in III International Congress for Tropical sinusitis) and they migrated into the dental cavity. Due to Medicine and Malaria. Canada., 1981. Downloaded from mjiri.iums.ac.ir at 16:31 IRST on Sunday October 3rd 2021
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