21 results
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Differential Diagnosis ... Miscellaneous - Bone ... Hyperthyroid, Bony ... Mets - Calcium ... Algorithm #causes #endocrinology
Causes of Hypercalcemia
Hypercalcemia due to increased bone Ca2+ resorption:
 • Primary hyperparathyroidism, Malignancy, Pseudohyperparathyroidism, Renal failure,
due to increased bone ... histoplasmosis) • Milk (calcium ... #Causes #differential ... #diagnosis #calcium ... #high #endocrinology
Hypercalcemia - Differential Diagnosis Algorithm
Primary Hyperparathyroidism
 • Adenoma
 • Hyperplasia
 • MEN 1 and 2A
Tertiary Hyperparathyroidism
Differential Diagnosis ... Cytokine-Mediated Bone ... Lymphomas) Metastatic Bone ... #Differential # ... Diagnosis #Algorithm #Endocrinology
Causes of Hypercalcemia
Parathyroid gland structure-related
 • Primary hyperparathyroidism
 • Parathyroid adenoma
 • Parathyroid hyperplasia
 • Parathyroid
Lithium use • Calcium-sensing ... D) Increased bone ... Paget's disease of bone ... Multiple myeloma (bone ... #Causes #endocrinology
Hypercalcemia Evaluation
1) Clinical clues
 - Is the patient symptomatic?
 - Family history?
 - Have you done
1) Clinical clues ... - Have you done ... #workup #differential ... #diagnosis #endocrinology ... #calcium #elevated
Osgood-Schlatter Disease - MSK Radiology
Imaging Findings:
 • Infrapatellar fat-pad edema with loss of the patellar tendon
Osgood-Schlatter Disease - MSK ... fragmentation and mild bone ... tibial tuberosity Differential ... marrow edema and bony ... #msk
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
2 years BONE ... Cardiac CT for Calcium ... S IMAGING - Bone ... ’S IMAGING - Bone ... Nuclear #Comparison #Table
Focal Periphyseal Edema (FOPE lesion) - MSK Radiology
Imaging Findings:
 • Arrows identifying the characteristic edema-like signal
FOPE lesion) - MSK ... physeal fusion and bone ... (save $$) Differential ... • Bone contusion ... #msk
Freiberg Infraction - MSK Radiology
Imaging Findings:
 • Sclerosis of the 2nd MT head with flattening of
Freiberg Infraction - MSK ... Differential diagnosis ... plate, subchondral bone ... #mri #clinical ... #msk
Medial Meniscus Bucket Handle Tear - MSK Radiology
Imaging Findings:
 • Truncation of the medial meniscus on
Handle Tear - MSK ... peripheral red zone ... Differential diagnosis ... Tear #knee #mri #clinical ... #msk