27 results
Diagram of different types of bone tumors that can occur around the knee on XRay -
involucrum • Paget ... blade of grass sign ... #Tumors #Diagnosis ... #Bony #Differential ... #Radiology #XRay
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
Vertebral Body Abnormalities

A sheet of common (and uncommon) vertebral body findings, because a completely “normal” spine
Hyperparathyroidism Paget ... Sclerotic Mets Bone ... Abnormalities #Radiology ... Anomalies #Spine #Diagnosis ... Vertebrae #diseases #differential
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
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... : 'signet ring sign ... LIP #Clinical #Diagnosis ... #Radiology #CTChest ... Comparison #Table #RadiologyAssistant
High Output Heart Failure - Pathophysiology and Differential Diagnosis
Obesity - Systemic Vasodilation, Vasoactive Adipokines
Arteriovenous Fistula -
and Differential ... Diagnosis Obesity ... Vasodilation Paget's ... #Differential # ... Diagnosis #cardiology
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
Causes of Hypercalcemia
Parathyroid gland structure-related
 • Primary hyperparathyroidism
 • Parathyroid adenoma
 • Parathyroid hyperplasia
 • Parathyroid
D) Increased bone ... Hyperthyroidism • Paget's ... disease of bone ... Hypercalcemia #Causes #endocrinology ... #diagnosis #differential
Hilar and mediastinal lymphadenopathy
In sarcoidosis the common pattern is right paratracheal and bilateral hilar adenopathy ('1-2-3-sign').
In
adenopathy ('1-2-3-sign ... #Diagnosis #Radiology ... Lymphadenopathy #Differential ... #RadiologyAssistant
Diffuse consolidation
The most common cause of diffuse consolidation is pulmonary edema due to heart failure.
This is
cardiogenic edema, to differentiate ... Look for other signs ... #Diagnosis #Radiology ... Consolidation #Differential ... #RadiologyAssistant