38 results
Cavitary Lung Disease - Differential Diagnosis and Workup Algorithm
Acute / Subacute:
 • Acute Infections: Lung abscess,
- Differential ... Septic Emboli, Fungal ... : TB, NTB, Fungal ... Diagnosis #Algorithm #lesion ... #pulmonary #differential
CNS Ring-Enhancing Lesions - Differential Diagnosis
 • Infections: Cerebral abscess (bacterial, fungal, parasitic), Neurocysticercosis, Tuberculoma, Cerebral
- Differential ... Diagnosis • Infections ... abscess (bacterial, fungal ... Malignancy: Metastases (lung ... #Differential #
CAVITY – a useful mnemonic for the causes of a cavitating lung mass.

C = cancer
of a cavitating lung ... pulmonary embolus I = infection ... pulmonary abscess (TB, fungal ... Mnemonic #Cavitary #Lesions ... #Differential #
Lung Nodule - Differential Diagnosis Algorithm
Nodule on > 2 Years Without a Change in Size:
 •
Lung Nodule - Differential ... Metastases ("cannonball lesions ... Breast, Testicle) Infection ... : • Fungal • ... #Nodule #Differential
Lymphocutaneous Sporotrichiosis Infection

Landscaper w/ painless nodular rash of arm present for months wax and wane; diagnosis?
Lymphocutaneous
Sporotrichiosis Infection ... biopsy preferred Differential ... papulonodular lesions ... Sporotrichiosis #Infection ... #clinical #photo
Kerion
Raised, boggy lesion with heaped up purulent nodules 
Caused by host's response to a fungal ringworm
Raised, boggy lesion ... response to a fungal ... ringworm infection ... mentagrophytes) Clinical ... Dermatology #Diagnosis #Management
Ulcerative Blastomycosis Skin Lesion
57 asymptomatic M from Indiana nonpruritic, painless, progressive skin lesion lower back x
Blastomycosis Skin Lesion ... heaped up borders); differential ... Indiana University Infectious ... #dermatology #clinical ... #photo
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
polymicrobial infection ... Lung Abscess - Clinical ... stable residual lesion ... Prevotella • Fungal ... Abscess Differential
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
tree pattern - long ... axis of lesion ... palms/soles - Differential ... Pityriasis #rosea #clinical ... #dermatology #photo
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
affecting the lungs ... Pulmonary fibrotic lesions ... (NTM) • Fungal ... characteristic features Clinical ... TB #Diagnosis #Management