DXI 1 SKELETAL DYSPLASIA (ACTUAL 2025/2026) UPDATED
QUESTIONS AND 100% VERIFIED CORRECT ANSWERS
What is a autosomal dominant disorder with muscular
hypoplasia and hypotonicity along with scarcity of
subcutaneous fat? - --Answers---Marfan's Syndrome
T/F Scoliosis is found in 50% of Marfan's Syndrome cases. - --
Answers---True
What is an uncommon autosomal dominant disorder that
presents with Bilateral Posterior Iliac Horns? - --Answers---
Nail Patellar Syndrome
--"Fong's Syndrome"
What abnormalities occur with Nail Patella Syndrome? - --
Answers---Dysplastic Fingernails
Iliac Hands
Absent Patella
Hypoplasia of Radial Head
What disorder is associated with fragile bones that have a
striped zebra (horizontal line) appearance to bones? - --
Answers---Osteogenesis Imperfecta
What are some abnormalities seen with Osteogenesis
Imperfecta? - --Answers---Wormian Bones of Skull
, Blue Sclera
Sometimes fractures
What are the important types of Osteogenesis Imperfecta for
Chiropractors? - --Answers---Type 1
--Mildest form presents at School age
Type 4
--Moderate severity w/ Bowing Bones
What is a sclerosing bone dysplasia that has a flowing candle
appearance to bone? - --Answers---Melorheostosis
What is usually associated with Melorheostosis? - --Answers-
--Osteopoikilosis
What disorder is described as autosomal dominant with round
or ovoid radiopacities appearing in juxtaarticular regions of
bone? - --Answers---Osteopoikilosis
Who is Osteopoikilosis found most common in? - --Answers--
-Males > Female
What disorder occurs with linear bands of dense bone in the
metaphyses and diaphyses of long bones? - --Answers---
Osteopathia Striata
QUESTIONS AND 100% VERIFIED CORRECT ANSWERS
What is a autosomal dominant disorder with muscular
hypoplasia and hypotonicity along with scarcity of
subcutaneous fat? - --Answers---Marfan's Syndrome
T/F Scoliosis is found in 50% of Marfan's Syndrome cases. - --
Answers---True
What is an uncommon autosomal dominant disorder that
presents with Bilateral Posterior Iliac Horns? - --Answers---
Nail Patellar Syndrome
--"Fong's Syndrome"
What abnormalities occur with Nail Patella Syndrome? - --
Answers---Dysplastic Fingernails
Iliac Hands
Absent Patella
Hypoplasia of Radial Head
What disorder is associated with fragile bones that have a
striped zebra (horizontal line) appearance to bones? - --
Answers---Osteogenesis Imperfecta
What are some abnormalities seen with Osteogenesis
Imperfecta? - --Answers---Wormian Bones of Skull
, Blue Sclera
Sometimes fractures
What are the important types of Osteogenesis Imperfecta for
Chiropractors? - --Answers---Type 1
--Mildest form presents at School age
Type 4
--Moderate severity w/ Bowing Bones
What is a sclerosing bone dysplasia that has a flowing candle
appearance to bone? - --Answers---Melorheostosis
What is usually associated with Melorheostosis? - --Answers-
--Osteopoikilosis
What disorder is described as autosomal dominant with round
or ovoid radiopacities appearing in juxtaarticular regions of
bone? - --Answers---Osteopoikilosis
Who is Osteopoikilosis found most common in? - --Answers--
-Males > Female
What disorder occurs with linear bands of dense bone in the
metaphyses and diaphyses of long bones? - --Answers---
Osteopathia Striata
