11 results
Age of Ossification of Carpal Bones
Capitate - 1 Month
Hamate - 2 Months
Triquetral - 3 Years
Lunate -
Age of Ossification ... of Carpal Bones ... Hamate - 2 Months Triquetral ... of the carpal bones ... #Age #Carpal #Bones
Ossification of Carpal Bones

It’s always tricky to remember the age of ossification of the carpal bones
Ossification of ... remember the age of ossification ... and sequence of ossification ... -6-7 years for Triquetral ... drdevradiology #Ossification
Feedback Loop: Growth Hormone (GH)
Growth Hormone:
 • Liver -> GHR activates JAK-STAT pathway -> Incr IGF1
Incr IGF1 • Bone ... chondrocytes -> Incr ossification ... #FeedbackLoop #endocrinology
Rachitic Rosary of Rickets on Physical Exam

Bead-like prominences of bone are seen at the costochondral joints.
prominences of bone ... mineralization causes ... VitaminD #deficiency #endocrinology
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Miscellaneous - Bone ... Diagnosis #Algorithm #causes ... #endocrinology
Causes of Hypercalcemia
Parathyroid gland structure-related
 • Primary hyperparathyroidism
 • Parathyroid adenoma
 • Parathyroid hyperplasia
 • Parathyroid
Causes of Hypercalcemia ... D) Increased bone ... Multiple myeloma (bone ... Hypercalcemia #Causes ... #endocrinology
Causes of Hypercalcemia
Hypercalcemia due to increased bone Ca2+ resorption:
 • Primary hyperparathyroidism, Malignancy, Pseudohyperparathyroidism, Renal failure,
Causes of Hypercalcemia ... due to increased bone ... Hypercalcemia #Causes ... calcium #high #endocrinology
Osgood-Schlatter Disease - MSK Radiology
Imaging Findings:
 • Infrapatellar fat-pad edema with loss of the patellar tendon
fragmentation and mild bone ... Case description ... NOT OSD in all cases ... possible secondary ossification
Short Stature - Differential Diagnosis Algorithm
Normal Variant, Normal Puberty Onset (BA = CA)
 • Familial Short
Chemotherapy • Bone ... Diagnosis #Algorithm #endocrinology ... #causes #pediatrics
Causes of Hypocalcemia - Differential Diagnosis
Decreased calcium absorption
 • Vitamin D deficiency
    -
Causes of Hypocalcemia ... resistance to bone ... resistance to bone ... Differential #Diagnosis #Causes ... #endocrinology