663 results
The asphyxia escape reflex is assessed by placing the child in the prone position on the
The asphyxia escape ... #asphyxia #escape ... #Reflex #PhysicalExam
Paget's Disease of Bone

 • Characterized by an ↑ rate of bone turnover with both excessive
Paget's Disease of Bone ... by an ↑ rate of bone ... and formation of bone ... mosaic" lamellar bone ... • Caused by (
Bone Lesion on X-Ray - Differential Diagnosis Algorithm 
Exostotic
 • Osteochondroma
Asymptomatic &/or Non-Active Bone Scam
 •
Bone Lesion on X-Ray ... /or Non-Active Bone ... • Unicameral Bone ... • Aneurysmal Bone ... #Orthopedics #Causes
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
Primary Bone Tumors ... • Aneurysmal Bone ... Histiocytoma #Primary #Bone ... #Bony #Tumors # ... #Orthopedics #Causes
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Miscellaneous - Bone ... Hyperthyroid, Bony ... Diagnosis #Algorithm #causes
Rachitic Rosary of Rickets on Physical Exam

Bead-like prominences of bone are seen at the costochondral joints.
prominences of bone ... mineralization causes ... Rosary #Rickets #PhysicalExam
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Causes of Bone/Joint ... Generally affects long bones ... BrighamChiefs #Bone ... differential #diagnosis #causes
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
node: Junctional escape ... Ventricles: Ventricular Escape ... Differential #Diagnosis #Causes
Causes of Hyperferritinemia - Differential Diagnosis
Ferritin > 1000
Ferritin is the storage form of iron. Increased hepcidin
Causes of Hyperferritinemia ... be used by the bone ... Most Common Causes ... 1% Most Common Causes ... is an uncommon cause
Myelodysplastic Syndrome (MD) - Diagnosis and Management Summary
myelo (marrow) -dys- (abnormal) -plastic (shape) = funny-shaped cells
abnormal) -plastic (shape ... old, ~10,000 new cases ... • Bone marrow