250:
BPOP is distinct from subungal exostosis. Conditions that may appear similar to BPOP include: myositis ossficans, ostechondroma, surface osteosarcoma and granulomatous infection.
1138:
1436:
1131:
507:
423:
379:
1124:
444:
Engel, Hannes; Herget, Georg W.; Füllgraf, Hannah; Sutter, Reto; Benndorf, Matthias; Bamberg, Fabian; Jungmann, Pia M. (March 2021).
497:
739:
191:, it accounts for less than 5% of cartilage tumors. Males and females are affected equally. The condition was first described by
1185:
675:
523:
290:
in 1983. Generally in the US, it has been thought of as a mouthful and hence it is sometimes referred to as Nora's lesion.
1054:
674:
Rungsipipat, A.; Yamaguchi, R.; Naganobu, K.; Iwamoto, K.; Uchida, K.; Tateyama, S.; Kurogi, T.; Katayama, N. (1998).
1286:
1085:
879:
368:
WHO Classification of
Tumours Editorial Board, ed. (2020). "Bizarre parosteal osteochondromatous proliferation".
1382:
914:
872:
1274:
1007:
971:
909:
374:. Vol. 3 (5th ed.). Lyon (France): International Agency for Research on Cancer. pp. 348–350.
1328:
1190:
1012:
966:
92:
1310:
1291:
1064:
1045:
1017:
862:
852:
732:
1303:
904:
836:
997:
656:
275:
188:
98:
53:
1320:
1100:
1090:
1002:
816:
703:
695:
648:
640:
598:
580:
503:
475:
467:
419:
411:
375:
287:
192:
80:
41:
1269:
1168:
989:
867:
687:
632:
588:
572:
457:
278:, it accounts for less than 5% of cartilage tumors. Males and females are affected equally.
151:
1364:
1224:
1152:
1105:
1080:
725:
717:
676:"A bone tumour resembling bizarre parosteal osteochondromatous proliferation in a wallaby"
239:
181:
85:
1374:
1298:
1281:
1027:
985:
691:
593:
560:
1430:
1229:
1195:
831:
636:
228:
174:
660:
1356:
1333:
1248:
1238:
1178:
772:
410:
Bocklage, Therese J.; Quinn, Robert; Verschraegen, Claire; Schmit, Berndt (2014).
274:
BPOP is rare. It is most often seen in people in their 20s and 30s. Combined with
369:
1264:
1260:
1116:
1095:
1035:
894:
857:
780:
70:
46:
576:
416:
Bone and Soft Tissue Tumors: A Multidisciplinary Review with Case
Presentations
162:, where it presents with a rapidly enlarging painless lump in a finger or toe.
1216:
1207:
1173:
1148:
1040:
889:
826:
790:
147:
699:
644:
584:
471:
450:
RöFo: Fortschritte auf dem
Gebiete der Röntgenstrahlen und der Nuklearmedizin
1403:
1347:
1256:
1160:
1059:
945:
930:
811:
795:
242:
usually shows a well-defined wide-based bony growth on the surface of bone.
224:
170:
113:
621:"Bizarre parosteal osteochondromatous proliferations of the hands and feet"
620:
602:
479:
707:
652:
499:
Imaging of Bone Tumors and Tumor-Like
Lesions: Techniques and Applications
286:
Bizarre parosteal osteochondromatous proliferation was first described by
1411:
1049:
940:
899:
884:
757:
749:
462:
445:
1234:
950:
935:
299:
821:
753:
446:"Chondrogenic Bone Tumors: The Importance of Imaging Characteristics"
204:
144:
59:
561:""Nora lesion" – Bizarre parosteal osteochondromatous proliferation"
187:
It is rare, and occurs more often in the 20s and 30s. Combined with
184:. Treatment is by surgical excision. Up to 50% recur after surgery.
559:
Mahajan, Sumit; Chandra, Rajesh; Mohan Lal, Yash (December 2012).
785:
220:
166:
159:
155:
1120:
721:
298:
In 1998 a report of a similar lesion to BPOP was reported in a
208:
203:
BPOP generally presents with a 1–3 cm painless lump in a
63:
496:
Davies, A. Mark; Sundaram, Murali; James, Steven J. (2009).
371:
Soft Tissue and Bone
Tumours: WHO Classification of Tumours
231:. A small number of people have reported previous trauma.
619:
Nora, F. E.; Dahlin, D. C.; Beabout, J. W. (April 1983).
524:"ICD-11 - ICD-11 for Mortality and Morbidity Statistics"
502:. Springer Science & Business Media. p. 684.
1402:
1395:
1373:
1355:
1346:
1319:
1247:
1215:
1206:
1159:
1073:
1026:
984:
959:
923:
845:
804:
771:
764:
154:. It is generally seen in the tubular bones of the
122:
112:
104:
91:
79:
69:
52:
40:
26:
21:
133:Bizarre parosteal osteochondromatous proliferation
22:Bizarre parosteal osteochondromatous proliferation
412:"16. Cartilaginous tumours of bones and joints"
405:
403:
401:
399:
397:
395:
393:
391:
1132:
733:
554:
552:
550:
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544:
8:
491:
489:
565:Journal of Clinical Orthopaedics and Trauma
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1117:
768:
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625:The American Journal of Surgical Pathology
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363:
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18:
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461:
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325:
323:
321:
319:
317:
315:
439:
437:
435:
418:. London: JP Medical Ltd. p. 379.
311:
177:. Some people report previous trauma.
126:Rare, <5% of cartilage tumors, M=F
7:
1437:Osseous and chondromatous neoplasia
258:Treatment is by surgical excision.
692:10.1111/j.1751-0813.1998.tb10218.x
14:
637:10.1097/00000478-198304000-00003
1186:Primitive neuroectodermal tumor
266:Up to 50% recur after surgery.
1:
1055:Clonally transmissible cancer
680:Australian Veterinary Journal
118:Up to 50% recur after surgery
75:Possibly trauma in a minority
1453:
1287:Mesenchymal chondrosarcoma
1086:Index of oncology articles
577:10.1016/j.jcot.2012.07.001
150:belonging to the group of
1383:Giant-cell tumor of bone
1275:Extraskeletal chondroma
1008:Prostate cancer staging
972:Paraneoplastic syndrome
211:. Growth can be rapid.
1046:Tumor suppressor genes
1013:Gleason grading system
967:Precancerous condition
246:Differential diagnosis
93:Differential diagnosis
1311:Chondromyxoid fibroma
1292:Myxoid chondrosarcoma
1065:Carcinogenic bacteria
805:Malignant progression
207:or more frequently a
1018:Dukes classification
1304:Osteochondromatosis
837:Sentinel lymph node
463:10.1055/a-1288-1209
885:Respiratory system
276:subungal exostosis
219:It is composed of
199:Signs and symptoms
189:subungal exostosis
165:It is composed of
108:Surgical excision.
99:subungal exostosis
1424:
1423:
1420:
1419:
1391:
1390:
1342:
1341:
1329:Ossifying fibroma
1114:
1113:
1101:Cancer and nausea
980:
979:
817:Carcinoma in situ
509:978-3-540-77982-7
425:978-1-907816-22-2
381:978-92-832-4503-2
288:Frederick E. Nora
193:Frederick E. Nora
139:), also known as
130:
129:
81:Diagnostic method
58:Painless lump in
16:Medical condition
1444:
1400:
1353:
1270:Enchondromatosis
1213:
1169:Multiple myeloma
1141:
1134:
1127:
1118:
915:Endocrine system
880:Digestive system
769:
742:
735:
728:
719:
712:
711:
671:
665:
664:
616:
607:
606:
596:
556:
539:
538:
536:
534:
520:
514:
513:
493:
484:
483:
465:
441:
430:
429:
407:
386:
385:
365:
180:Diagnosis is by
152:cartilage tumors
19:
1452:
1451:
1447:
1446:
1445:
1443:
1442:
1441:
1427:
1426:
1425:
1416:
1387:
1369:
1365:Chondroblastoma
1338:
1315:
1243:
1225:Osteoid osteoma
1202:
1155:
1145:
1115:
1110:
1069:
1022:
976:
955:
919:
841:
800:
760:
746:
716:
715:
673:
672:
668:
618:
617:
610:
558:
557:
542:
532:
530:
522:
521:
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510:
495:
494:
487:
443:
442:
433:
426:
409:
408:
389:
382:
367:
366:
313:
308:
296:
284:
272:
264:
256:
248:
240:Medical imaging
237:
217:
201:
182:medical imaging
143:, is a type of
86:Medical imaging
17:
12:
11:
5:
1450:
1448:
1440:
1439:
1429:
1428:
1422:
1421:
1418:
1417:
1415:
1414:
1408:
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1397:
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1379:
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1371:
1370:
1368:
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1339:
1337:
1336:
1331:
1325:
1323:
1317:
1316:
1314:
1313:
1308:
1307:
1306:
1299:Osteochondroma
1296:
1295:
1294:
1289:
1282:Chondrosarcoma
1279:
1278:
1277:
1272:
1253:
1251:
1245:
1244:
1242:
1241:
1232:
1227:
1221:
1219:
1210:
1204:
1203:
1201:
1200:
1199:
1198:
1193:
1183:
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1157:
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1146:
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1129:
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1111:
1109:
1108:
1103:
1098:
1093:
1088:
1083:
1077:
1075:
1071:
1070:
1068:
1067:
1062:
1057:
1052:
1043:
1038:
1032:
1030:
1028:Carcinogenesis
1024:
1023:
1021:
1020:
1015:
1010:
1005:
1000:
994:
992:
982:
981:
978:
977:
975:
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969:
963:
961:
957:
956:
954:
953:
948:
943:
938:
933:
927:
925:
921:
920:
918:
917:
912:
910:Nervous system
907:
902:
897:
892:
887:
882:
877:
876:
875:
873:nasopharyngeal
870:
865:
860:
849:
847:
843:
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840:
839:
834:
829:
824:
819:
814:
808:
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783:
777:
775:
766:
762:
761:
747:
745:
744:
737:
730:
722:
714:
713:
686:(8): 561–564.
666:
631:(3): 245–250.
608:
571:(2): 119–121.
540:
515:
508:
485:
456:(3): 262–275.
431:
424:
387:
380:
310:
309:
307:
304:
295:
292:
283:
280:
271:
268:
263:
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236:
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216:
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200:
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128:
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119:
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110:
109:
106:
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101:
95:
89:
88:
83:
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56:
50:
49:
44:
38:
37:
28:
24:
23:
15:
13:
10:
9:
6:
4:
3:
2:
1449:
1438:
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1262:
1258:
1255:
1254:
1252:
1250:
1246:
1240:
1236:
1233:
1231:
1230:Osteoblastoma
1228:
1226:
1223:
1222:
1220:
1218:
1214:
1211:
1209:
1205:
1197:
1196:Ewing sarcoma
1194:
1192:
1189:
1188:
1187:
1184:
1180:
1177:
1176:
1175:
1172:
1170:
1167:
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1154:
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1128:
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1044:
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1025:
1019:
1016:
1014:
1011:
1009:
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1004:
1001:
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996:
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993:
991:
987:
983:
973:
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968:
965:
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949:
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937:
934:
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929:
928:
926:
922:
916:
913:
911:
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903:
901:
898:
896:
893:
891:
888:
886:
883:
881:
878:
874:
871:
869:
866:
864:
863:oropharyngeal
861:
859:
856:
855:
854:
853:Head and neck
851:
850:
848:
844:
838:
835:
833:
832:Primary tumor
830:
828:
825:
823:
820:
818:
815:
813:
810:
809:
807:
803:
797:
794:
792:
789:
787:
784:
782:
779:
778:
776:
774:
773:Benign tumors
770:
767:
763:
759:
755:
751:
743:
738:
736:
731:
729:
724:
723:
720:
709:
705:
701:
697:
693:
689:
685:
681:
677:
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582:
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545:
541:
529:
525:
519:
516:
511:
505:
501:
500:
492:
490:
486:
481:
477:
473:
469:
464:
459:
455:
451:
447:
440:
438:
436:
432:
427:
421:
417:
413:
406:
404:
402:
400:
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396:
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392:
388:
383:
377:
373:
372:
364:
362:
360:
358:
356:
354:
352:
350:
348:
346:
344:
342:
340:
338:
336:
334:
332:
330:
328:
326:
324:
322:
320:
318:
316:
312:
305:
303:
301:
294:Other animals
293:
291:
289:
281:
279:
277:
269:
267:
261:
259:
253:
251:
245:
243:
241:
234:
232:
230:
229:spindle cells
226:
222:
214:
212:
210:
206:
198:
196:
194:
190:
185:
183:
178:
176:
175:spindle cells
172:
168:
163:
161:
157:
153:
149:
146:
145:non-cancerous
142:
141:Nora's lesion
138:
134:
125:
121:
117:
115:
111:
107:
103:
100:
96:
94:
90:
87:
84:
82:
78:
74:
72:
68:
65:
61:
57:
55:
51:
48:
45:
43:
39:
36:
32:
29:
25:
20:
1357:Chondroblast
1334:Fibrosarcoma
1249:Chondroblast
1239:osteosarcoma
1191:Ewing family
1179:Adamantinoma
748:Overview of
683:
679:
669:
628:
624:
568:
564:
531:. Retrieved
527:
518:
498:
453:
449:
415:
370:
297:
285:
273:
270:Epidemiology
265:
257:
249:
238:
218:
202:
186:
179:
164:
140:
136:
132:
131:
71:Risk factors
35:Nora disease
34:
30:
1265:enchondroma
1261:ecchondroma
1147:Tumours of
1096:Cancer pain
1036:Cancer cell
781:Hyperplasia
528:icd.who.int
47:Orthopedics
31:Nora lesion
27:Other names
1217:Osteoblast
1208:Metaphysis
1041:Carcinogen
905:Urogenital
846:Topography
827:Metastasis
791:Pseudocyst
765:Conditions
306:References
148:bone tumor
1404:Notochord
1348:Epiphysis
1257:Chondroma
1174:Epithelia
1161:Diaphysis
1153:cartilage
1060:Oncovirus
1050:oncogenes
1003:Ann Arbor
946:Papilloma
931:Carcinoma
924:Histology
868:laryngeal
812:Dysplasia
796:Hamartoma
700:1751-0813
645:0147-5185
585:0976-5662
472:1438-9010
254:Treatment
235:Diagnosis
225:cartilage
215:Mechanism
195:in 1983.
171:cartilage
123:Frequency
114:Prognosis
105:Treatment
42:Specialty
1431:Category
1412:Chordoma
1081:Research
941:Blastoma
758:oncology
661:36384395
603:26403451
480:33152784
262:Outcomes
54:Symptoms
1375:Myeloid
1321:Fibrous
1235:Osteoma
1091:History
990:grading
986:Staging
951:Adenoma
936:Sarcoma
708:9741726
653:6837834
594:3872810
300:wallaby
282:History
97:Mainly
822:Cancer
754:cancer
750:tumors
706:
698:
659:
651:
643:
601:
591:
583:
533:6 July
506:
478:
470:
422:
378:
205:finger
60:finger
1396:Other
1074:Misc.
960:Other
900:Blood
657:S2CID
156:hands
1151:and
1149:bone
1106:Diet
895:Skin
890:Bone
858:oral
786:Cyst
756:and
704:PMID
696:ISSN
649:PMID
641:ISSN
599:PMID
581:ISSN
535:2021
504:ISBN
476:PMID
468:ISSN
420:ISBN
376:ISBN
227:and
221:bone
173:and
167:bone
160:feet
158:and
137:BPOP
998:TNM
688:doi
633:doi
589:PMC
573:doi
458:doi
454:193
209:toe
64:toe
62:or
33:or
1433::
752:,
702:.
694:.
684:76
682:.
678:.
655:.
647:.
639:.
627:.
623:.
611:^
597:.
587:.
579:.
567:.
563:.
543:^
526:.
488:^
474:.
466:.
452:.
448:.
434:^
414:.
390:^
314:^
302:.
223:,
169:,
1263:/
1259:/
1237:/
1140:e
1133:t
1126:v
1048:/
988:/
741:e
734:t
727:v
710:.
690::
663:.
635::
629:7
605:.
575::
569:3
537:.
512:.
482:.
460::
428:.
384:.
135:(
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