Obgyn Key

Fig. 41.1 Coronal (a) and Axial (b) T2 images showing a large angiosarcoma in the left temporal fossa (arrows) in a 16-year-old adolescent male Routine spin-echo (SE) T1- and T2…

Inflammatory Radicular cyst (Apical, lateral, and residual cyst) Paradental cyst (Inflammatory collateral, mandibular infected buccal, or buccal bifurcation) Developmental Dentigerous (follicular) cyst Eruption cyst Gingival cysts of infants (newborn) Calcifying…

Fig. 40.1 Frequency of primary sites of osteosarcoma according to age. (Data obtained from SEER 17 database) [30] Clinical Presentation When all HNOS, pediatric and adult, are considered together, tumors…

Fig. 37.1 3-year-old boy presenting with left leukocoria A small proportion of patients with bilateral disease (5–6 %) carry a deletion involving the 13q14 locus, which is large enough to be…

Primary author (year of publication) Study duration (years) Pediatric malignancies (number) Castro 1972 34 19 Dahlqvist 1982 22 9 Byers 1884 37 26 Baker 1985 25 13 Shikhani 1988 30…

Fig. 45.1 Venous malformation, neck. a Intramuscular VM composed of large, irregular, thin-walled channels. A phlebolith is indicated by arrows. b The channels vary in size and are arranged back…

Fig. 14.1 Dermoid age presentation Embryology Three proposed etiologies [1, 3] Acquired implantation. Traumatic implantation of skin into the deeper layers resulting in formation of a dermal cyst lined with…

Fig. 26.1 Typical involvement of the scalp by LCH in a young child, showing an erythematous plaque with significant desquamation and scaling Children under 3 years of age are more…

Fig. 44.1 Histopathology of papillary carcinoma. a Distinct branching papillae with delicate fibrovascular cores and occasional psammoma bodies (arrow). b Nuclei are typically large, crowded (on top of each other),…

Fig. 24.1 Types of vascular tumors. a Two-month-old female child with a superficial infantile hemangioma (IH) of the cheek. b Five-month-old female child with a deep IH without overlying skin…