35 results
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
in adults - Breast ... Aggressive, Non-Malignant ... Aneurysmal Bone Cyst Malignant ... Leiomyosarcoma • Malignant ... Causes #Oncology #Radiology
CNS Ring-Enhancing Lesions - Differential Diagnosis
 • Infections: Cerebral abscess (bacterial, fungal, parasitic), Neurocysticercosis, Tuberculoma, Cerebral
multiple lesions • Malignancy ... Metastases (lung, breast ... Diagnosis #neurology #radiology
Causes of Pericardial Effusion - Differential Diagnosis
Infectious:
 • Viral: Enterovirus, Herpesvirus, Adenovirus, Parvovirus
 • Bacterial: Mycobacterium
Behcet Syndrome • Malignant ... : Lung Cancer, Breast ... , Melanoma • Malignant ... Diagnosis #Causes #cardiology
Malignant Pericardial Effusion on POCUS

Stable vitals, mild shortness of breath, h/o metastatic breast CA, with obvious
Malignant Pericardial ... Stable vitals, mild ... shortness of breath ... h/o metastatic breast ... Pericardial #Effusion #Malignant
Malignant Bone Tumors: Pathogenesis of X-ray appearance

 • Metastatic bone tumors (aka. cancerous cells from systemic
Malignant Bone Tumors ... metastasis: • Breast ... bone and tumor (Ill-defined ... #BoneTumors #Malignant ... #Radiology #Diagnosis
Anisocoria - Pupillary Defects - Differential Diagnosis Algorithm

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

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
Hypertension Stage 1: Mild ... white or yellow areas ... Spots Stage 4: Malignant ... around atrophic areas ... pathophysiology #ophthalmology
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 ... have to repeat if malignancy ... Differential #Diagnosis #cardiology
SAPHO Syndrome Summary

What?
SAPHO syndrome is a rare chronic inflammatory disorder of bone, joint, and skin characterized
as infectious, malignant ... radiographs of affected areas ... the collar bone, breast ... -1 inhibitors, IL ... inhibitors, and IL
Palpable Skin Crepitus on Physical Exam

Notice these air bubbles under the skin. An 86-year-old woman with
An 86-year-old woman ... sudden-onset shortness of breath ... neck (shown in video ... travels from these areas ... in subcutaneous areas