21 results
Cavitary Lung Disease - Differential Diagnosis and Workup Algorithm
Acute / Subacute:
 • Acute Infections: Lung abscess,
- Differential ... Diagnosis and Workup ... abscess, Necrotizing ... Parasitic, Viral • Malignancy ... #Algorithm #lesion
CNS Ring-Enhancing Lesions - Differential Diagnosis
 • Infections: Cerebral abscess (bacterial, fungal, parasitic), Neurocysticercosis, Tuberculoma, Cerebral
- Differential ... Diagnosis • Infections ... : Cerebral abscess ... • Malignancy: ... Metastases (lung
Lung Nodule - Differential Diagnosis Algorithm
Nodule on > 2 Years Without a Change in Size:
 •
Lung Nodule - Differential ... Diagnosis Algorithm ... Granuloma • Abscess ... Metastases ("cannonball lesions ... #Nodule #Differential
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
• 80% with lung ... Syphilis • Pyogenic Abscess ... Neurocysticercosis Malignancy ... #Brain #differential ... #diagnosis #causes
Hemoptysis - Differential Diagnosis Framework
Airways: 
 • Bronchitis
 • Bronchiectasis
 • Malignancy: Primary bronchogenic CA, Endobronchial
Diagnosis Framework ... Bronchiectasis • Malignancy ... Fistulas • Dieulafoy lesion ... westermani, PNA, Lung ... abscess, Aspergillosis
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Lung Abscess - Clinical ... Abscess Diagnosis ... stable residual lesion ... Abscess Differential
Ulcerative Blastomycosis Skin Lesion
57 asymptomatic M from Indiana nonpruritic, painless, progressive skin lesion lower back x
an old house & works ... Diagnosis? ... heaped up borders); differential ... Blastomycosis #SkinRash #dermatology ... #clinical #photo
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
axis of lesion ... palms/soles - Differential ... diagnosis: secondary ... Pityriasis #rosea #clinical ... #dermatology #photo
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
Spinal stenosis - Abscess ... patients with a long ... - Trauma - Malignancy ... #differential # ... diagnosis #neurology
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Non-Infectious (NTBE): • Malignancy ... verrucous) • Lung ... Marantic (NTBE) Differential ... Diagnosis: • Rheumatic ... or destructive lesion