15 results
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
Primary Bone Tumors ... in adults - Breast ... • Aneurysmal Bone ... #Bone #Bony #Tumors ... #Orthopedics #Causes
Malignant Bone Tumors: Pathogenesis of X-ray appearance

 • Metastatic bone tumors (aka. cancerous cells from systemic
Malignant Bone Tumors ... more common than primary ... metastasis: • Breast ... and tumor (Ill-defined ... #Radiology #Diagnosis
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
or normal): • Primary ... renal, Bladder, Breast ... Miscellaneous - Bone ... Hyperthyroid, Bony ... #causes #endocrinology
Malignant Pericardial Effusion on POCUS

Stable vitals, mild shortness of breath, h/o metastatic breast CA, with obvious
Malignant Pericardial ... Effusion on POCUS ... Stable vitals, mild ... h/o metastatic breast ... close eye on this one
Causes of Pericardial Effusion - Differential Diagnosis
Infectious:
 • Viral: Enterovirus, Herpesvirus, Adenovirus, Parvovirus
 • Bacterial: Mycobacterium
Causes of Pericardial ... Effusion - Differential ... : Lung Cancer, Breast ... - Primary: Lymphoma ... #cardiology
Hemorrhagic Pericardial Effusions (Hemopericardium)- Differential Diagnosis Framework

IATROGENIC DISEASE
Secondary to invasive cardiac procedures

NONIATROGENIC
• Malignancy (e.g., metastatic spread:
NONIATROGENIC • Malignancy ... : lung cancer, breast ... OTHER RARE CAUSES ... • PRIMARY Cardiac ... Differential #Diagnosis #cardiology
SAPHO Syndrome Summary

What?
SAPHO syndrome is a rare chronic inflammatory disorder of bone, joint, and skin characterized
Rule out other causes ... as infectious, malignant ... radiographs of affected areas ... as the collar bone ... , breast bone, pelvis
Causes of Hypercalcemia
Parathyroid gland structure-related
 • Primary hyperparathyroidism
 • Parathyroid adenoma
 • Parathyroid hyperplasia
 • Parathyroid
D) Increased bone ... Paget's disease of bone ... Malignancy • ... Multiple myeloma (bone ... metastases: thyroid, breast
Malignant Pericardial Effusion on POCUS Echocardiogram

Which of the following is the most common etiology for this
Effusion on POCUS ... particularly lung, breast ... the most common cause ... #Effusion #POCUS ... Echocardiogram #Cardiology
Hypercalcemia - Differential Diagnosis Algorithm
Primary Hyperparathyroidism
 • Adenoma
 • Hyperplasia
 • MEN 1 and 2A
Tertiary Hyperparathyroidism
Primary Hyperparathyroidism ... /lsotretinoin Malignancy ... Breast, Kidney, ... Cytokine-Mediated Bone ... Lymphomas) Metastatic Bone