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Pediatrics

This category contains 74 posts

Solution to Unknown Case #16 – Solitary (Unicameral) Bone Cyst

History: Adolescent Male with knee pain.  This is a case of a solitary or unicameral bone cyst. A solitary bone cyst (also called a juvenile bone cyst, unicameral bone cyst, essential bone cyst, or simple bone cyst) is a benign lytic bone lesion that is fluid filled. The most common location that solitary bone cysts … Continue reading

Unknown Case # 16 – Pediatric Tibial Lytic Lesion

History: Adolescent male with knee pain.  What is your differential diagnosis for this adolescent patient with left knee pain? Comment and share below!

Depressed Skull Fracture in an Infant – Non-accidental Trauma versus Accidental Trauma

History: Infant status post fall from 4 feet. This is the appearance of a depressed skull fracture in an infant. In the setting of skull fractures in an infant, one always has to rule out the presence of non-accidental trauma (NAT), which is medical-speak for child abuse. There are multiple characteristics of skull fractures which … Continue reading

Solution to Unknown Case #15 – Osteogenesis Imperfecta and the Differential Diagnosis of Gracile Diaphyses

History: 17 year old female. History withheld.  This is a case of osteogenesis imperfecta. Osteogenesis imperfecta is a genetic defect in forming type 1 collagen. There are multiple subtypes of osteogenesis imperfecta, which are divided according to the Silence classificaiton system as follows: Type 1 – Autosomal Dominant, blue sclerae, mildest form (often called osteogenesis … Continue reading

Solution to Unknown Case #14 – Iliac Horn Syndrome or Nail Patella Syndrome or Hereditary Osteo-Onychodysplasia

History: 10 year old female with this Aunt Minnie finding on scout KUB for a retrograde voiding cystourethrogram. This is a case of Iliac Horn Syndrome, also called Nail Patella Syndrome or Hereditary Osteo-Onychodysplasia. The finding in the image above of iliac horns is pathognomonic (an aunt minnie for Iliac Horn syndrome). The reason why … Continue reading

Unknown Case # 15 – Pediatric Lower Extremity Radiograph

History: 17 year old female. History withheld.  What is your differential diagnosis in this 17 year old female?

Unknown Case # 14 – Pediatric Pelvis Radiograph

History: 10 year old female with this Aunt Minnie finding on scout KUB for a retrograde voiding cystourethrogram. What is your diagnosis? What is this aunt minnie finding called? Share below!

Solution to Unknown Case # 13 – Fibrous Dsyplasia of the Skull Base

History: 10 year old girl with headaches and facial deformity. This is a case of fibrous dysplasia of the skull base. Fibrous dysplasia is a congenital bone disease resulting from abnormal osteoblast differentiation which results in the replacement of normal bone with a mixture of fibrous tissue and immature woven bone. It usually occurs in … Continue reading

Unknown Case # 13 – Pediatric Head CT

History: 10 year old female with headaches and facial deformity.  What is your differential diagnosis for this 10 year old girl with headaches?

Solution to Unknown Case # 12 – Avulsion Fracture of the Anterior Superior Iliac Spine

History: Adolescent with hip pain.  This is an avulsion fracture of the left anterior superior iliac spine, which is due to the sartorius muscle pulling off a fragment of bone at the apophysis, which is a growth center at the tendon attachment to bone. Other common areas of seeing avulsion fractures in pediatric patients include … Continue reading

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