11 results
Representative X-ray appearance of a primary malignant bone tumor - Ewings Sarcoma
 • "Interrupted periosteal reaction
appearance of a primary malignant ... bone tumor - Ewings ... (Ill-defined border ... Ewings #Sarcoma #Radiology ... Labeled #LegXRay #Malignant
Malignant Bone Tumors: Pathogenesis of X-ray appearance

 • Metastatic bone tumors (aka. cancerous cells from systemic
Malignant Bone Tumors ... Signs/Symptoms: ... (Ill-defined border ... #BoneTumors #Malignant ... #Radiology #Diagnosis
Pheochromocytoma - Diagnosis and Management Summary
10 percent rule = 10% of pheochromocytomas are extra-adrenal, multiple, bilateral,
multiple, bilateral, malignant ... Symptoms and Signs ... palpitations, tremor ... common symptoms and signs ... may present with pulmonary
Cheerio Sign (Open Bronchus Sign) on Chest CT
 • Pulmonary nodule with a central lucency
 •
Bronchus Sign) ... on Chest CT • Pulmonary ... metastatic lung malignancy ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Split Pleura Sign on Chest CT
 • Contrast enhancement of the parietal and visceral pleura, separated
Split Pleura Sign ... DDx: Empyema, malignant ... Split #Pleura #Sign ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Reverse Halo Sign
Defined as a central ground class opacity surrounded by a ring of dense consolidation
Differential
Reverse Halo Sign ... secondary to PE • Malignancy ... : Primary pulmonary ... Reverse #Halo #Sign ... #radiology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
disorder (Cardiac, pulmonary ... system: Brain tumor ... Lack of UMN/LMN signs ... • Neoplastic: Malignancy-associated
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Illnesses: • Pulmonary ... NTM Pearls: • Corneal ... complicate MAC pulmonary ... Hematologic malignancy ... including therapy with tumor
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Non-Infectious (NTBE): • Malignancy ... Cerebral > Splenic, pulmonary ... Metastatic disease and tumor ... diagnosis #management #cardiology
Crazy Paving on Chest CT
 • Thickened interlobular septa in a background of diffuse GGO's.
 •
lymphangitic spread of malignancy ... Crazy #Paving #Sign ... #CT #Lung #Pulmonary ... #diagnosis #radiology