26 results
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
Differential Diagnosis Algorithm ... in adults - Breast ... - Thyroid - Lung ... #Orthopedics #Causes ... #Oncology #Radiology
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Differential Diagnosis Algorithm ... Solid Tumors: Lung ... renal, Bladder, Breast ... Hyperthyroid, Bony ... #causes #endocrinology
Hypercalcemia of Malignancy - Pathophysiology
PTH-mediated
 • Parathyroid cancer
 • Ectopic production: Small cell lung cancer, ovarian
of Malignancy - Pathophysiology ... production: Small cell lung ... resorption in the bone ... , Renal Cell, Breast ... Differential #Diagnosis #algorithm
Causes of Hypercalcemia
Parathyroid gland structure-related
 • Primary hyperparathyroidism
 • Parathyroid adenoma
 • Parathyroid hyperplasia
 • Parathyroid
Causes of Hypercalcemia ... metastases: thyroid, breast ... , lung, renal, adrenal ... Non-small-cell lung ... Pheochromocytoma Chronic
Malignant Bone Tumors: Pathogenesis of X-ray appearance

 • Metastatic bone tumors (aka. cancerous cells from systemic
Malignant Bone Tumors ... metastasis: • Breast ... • Lung. thvroid ... and tumor (Ill-defined ... BoneTumors #Malignant #Radiology
SAPHO Syndrome Summary

What?
SAPHO syndrome is a rare chronic inflammatory disorder of bone, joint, and skin characterized
syndrome is a rare chronic ... Rule out other causes ... radiographs of affected areas ... , breast bone, pelvis ... -1 inhibitors, IL
Mastoiditis: Pathogenesis and clinical findings

Acute or Chronic Otitis Media -> 
Stage 1: Hyperemeia of the mastoid
findings Acute or Chronic ... into contiguous areas ... postauricular crease ... hearing loss, nausea ... #Mastoiditis #pathophysiology
Anisocoria - Pupillary Defects - Differential Diagnosis Algorithm

Physiological - Simple Anisocoria ( <O.5mm)
 - Anisocoria equal
Differential Diagnosis Algorithm ... Fascicle (Other CN Ill ... Trauma • Tumor (Lung ... , Breast, Thyroid ... #Causes #Ophthalmology
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
Chronic Hypertensive ... Hypertension Stage 1: Mild ... white or yellow areas ... around atrophic areas ... #Retinopathy #pathophysiology
Notice that there are multiple densities in both lungs.
The larger ones are ill-defined and maybe there
densities in both lungs ... consolidations, but one ... masses. ... month history of chronic ... #Clinical #Radiology