34 results
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
- Differential ... Diagnosis Algorithm ... common tumour in adults ... Malignant - 66% of adult ... #Diagnosis #Algorithm
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 # ... #msk #lesions #adult
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
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
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
Diagram of different types of bone tumors that can occur around the knee on XRay
Age <
different types of bone ... involucrum • Paget ... lytic-blastic phase • Paget ... blade of grass sign ... #Differential #
Congenital Adrenal Hyperplasia - 21-Hydroxylase Deficiency - Signs and Symptoms
 • Brain: Androgenization effects, Glucocorticoid effects,
Hydroxylase Deficiency - Signs ... atypia (46,XX) • Bone ... fusion, Decreased bone ... density, Adult ... Symptoms #diagnosis #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