34 results
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Hypercalcemia - Differential ... Diagnosis Algorithm ... Hyperthyroid, Bony ... #Diagnosis #Algorithm ... #causes #endocrinology
Diagram of different types of bone tumors that can occur around the knee on XRay -
involucrum • Paget ... lytic-blastic phase • Paget ... blade of grass sign ... #Differential # ... Radiology #XRay
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
- Differential ... Diagnosis Algorithm ... Tumours #MSK #Differential ... #Diagnosis #Algorithm ... Causes #Oncology #Radiology
Diagram of different types of bone tumors that can occur around the knee on XRay
Age <
involucrum • Paget ... lytic-blastic phase • Paget ... blade of grass sign ... #Differential # ... Diagnosis #Radiology
Hypercortisolism (Cushing syndrome) - Simplified Differential Diagnosis Algorithm
Exogenous (ACTH-independent)
Endogenous
 • ACTH-dependent:
    - ACTH-secreting
) - Simplified Differential ... Diagnosis Algorithm ... neoplasm in the body ... #Diagnosis #Algorithm ... #endocrinology
Vertebral Body Abnormalities

A sheet of common (and uncommon) vertebral body findings, because a completely “normal” spine
uncommon) vertebral body ... Hyperparathyroidism Paget ... Sclerotic Mets Bone ... Abnormalities #Radiology ... Vertebrae #diseases #differential
Hypercalcemia - Differential Diagnosis Algorithm
Primary Hyperparathyroidism
 • Adenoma
 • Hyperplasia
 • MEN 1 and 2A
Tertiary Hyperparathyroidism
Hypercalcemia - Differential ... Diagnosis Algorithm ... Cytokine-Mediated Bone ... Thyrotoxicosis • Paget's ... #Endocrinology
Hyperparathyroidism - Primary vs Secondary vs Tertiary 
Lab Comparison:
 • Primary Hyperparathyroidism: ↑→PTH, ↑Calcium, ↑Vitamin D,
Symptoms: Commonly no signs ... easily/weakness, Bone ... Hyperparathyroidism #diagnosis #endocrinology ... Secondary #Tertiary #pathophysiology
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
Maculopapular - Diagnostic Algorithm ... Pathophysiology ... Ill-appearing, vital sign ... Color #Targetoid #Algorithm ... #Differential #
Hypercalcemia of Malignancy - Pathophysiology
PTH-mediated
 • Parathyroid cancer
 • Ectopic production: Small cell lung cancer, ovarian
of Malignancy - Pathophysiology ... resorption in the bone ... resorption in the bone ... #Differential # ... Diagnosis #algorithm