Background
Case presentation
Date | Summary of visit |
---|---|
3 April 2017 | Clinical visit. A 9-year-old boy visits Department of Preventive Dental Science, Faculty of Dentistry, Najran University, Saudi Arabia Complaint. Complaint of missing teeth in maxillary anterior region |
15 April 2017 | Diagnostic visit and test. Clinical examination revealed: • unerupted permanent maxillary lateral incisors • decay in tooth numbers 54, 55, 62, 64, 65, 26, 84, 74, 75, and 85, and • anterior crossbite between tooth numbers 53 and 83 |
25 April 2017 | Treatment plan: • Pulpotomy and stainless steel crowns in tooth numbers 55, 74, and 75, • extraction of 54, 62, 64, 65, and 85, • composite restoration in 84, • amalgam restoration in 26, • and fissure sealant was placed on 16, 36, and 46. • Space evaluation and orthodontic consultation to facilitate the eruption of permanent maxillary lateral incisors (12 and 22) • Extraction of bilateral primary canines (53 and 63) was indicated |
5 May 2017 | After extraction, an examination was done to find anomaly: • The presence of two roots was confirmed by careful examination. • Right primary maxillary canine had two separate roots (mesial and distal) (Fig. 2) • Left primary maxillary canine had two roots (mesial and distal) which were connected (Fig. 2) |
20 May 2017 | Follow up and conclusion: • The patient was kept under careful observation to evaluate proper eruption of unerupted permanent lateral incisors • Clinicians should consider all the possible tooth variations during routine intra-oral and radiographic examinations to facilitate a better treatment outcome and to avoid unwanted complications |
Discussion and conclusion
Author and reference | Year | Location of canine | Age | Sex | Ethnicity |
---|---|---|---|---|---|
Takano [5] | 1941 | Mandibular right | 9 | M | Japanese |
Kurosu et al. [6] | 1968 | Maxillary right | 8 | F | Japanese |
Maxillary left | 8 | M | Japanese | ||
Mandibular right | 8 | M | Japanese | ||
Brown [2] | 1975 | Bilateral maxillary | 4 | F | Not reported |
Yasunaga et al.[7] | 1978 | Bilateral maxillary and bilateral mandibular | 6 | M | Japanese |
Kelly [4] | 1978 | Bilateral maxillary | 5 | F | Black |
Hata et al. [8] | 1979 | Bilateral mandibular | 4 | M | Japanese |
Krolls and Donahue [9] | 1980 | Bilateral maxillary | 5 | F | Black |
Chow [10] | 1980 | Bilateral maxillary | 5 | M | Black |
Bryant and Bowers [11] | 1982 | Bilateral maxillary and bilateral mandibular | 5 | M | White |
Bimstein and Bystrom [12] | 1982 | Bilateral maxillary | 5 | M | Black |
Paulson et al. [13] | 1985 | Bilateral maxillary | 9 | M | Black |
Jones and Hazelrigg [14] | 1987 | Bilateral maxillary | 5 | M | Black |
Saravia [3] | 1991 | Bilateral maxillary | 4 | F | Black |
Hayutin and Ralstrom [15] | 1992 | Maxillary right | 4 | F | Black |
Maxillary right | 1 | M | Black | ||
Ott and Ball [16] | 1996 | Bilateral maxillary | 8 | M | Black |
Bilateral maxillary Bilateral mandibular | 4 | M | Black | ||
8 | M | Black | |||
Winkler and Ahmad [17] | 1997 | Maxillary left | 4 | F | Pueblo |
Mochizuki et al. [18] | 2001 | Bilateral maxillary and bilateral mandibular | 6 | M | Japanese |
Atac and Cetinguc [19] | 2005 | Bilateral maxillary | 6 | M | White |
Bilateral maxillary | 6 | M | White | ||
Orhan and Sarı [20] | 2006 | Maxillary left | 11 | M | White |
Maxillary right | 4 | M | White | ||
Bilateral maxillary | 6 | M | White | ||
Dhanpal and King [21] | 2009 | Bilateral maxillary and bilateral mandibular | 15 | M | Chinese |
Talebi et al. [1] | 2010 | Bilateral maxillary | 6 | F | Iranian |
Guler [22] | 2012 | Maxillary right | 7 | M | White |
Present case | 2017 | Bilateral maxillary | 9 | M | Arab |