12 results
Cavitary Lung Disease - Differential Diagnosis and Workup Algorithm
Acute / Subacute:
 • Acute Infections: Lung abscess,
- Differential ... Diagnosis and Workup Algorithm ... Disease #Diagnosis #Algorithm ... #lesion #pulmonary ... #differential
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
• 80% with lung ... Infectious: ... #Brain #differential ... diagnosis #causes #radiology ... #neurology
CNS Ring-Enhancing Lesions - Differential Diagnosis
 • Infections: Cerebral abscess (bacterial, fungal, parasitic), Neurocysticercosis, Tuberculoma, Cerebral
- Differential ... Diagnosis • Infections ... Malignancy: Metastases (lung ... Diagnosis #neurology ... #radiology
Lung Nodule - Differential Diagnosis Algorithm
Nodule on > 2 Years Without a Change in Size:
 •
Lung Nodule - Differential ... Diagnosis Algorithm ... Metastases ("cannonball lesions ... Breast, Testicle) Infection ... #Causes #Pulmonary
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Pathophysiology: ... integrity (trauma, infection ... Palpable: 1) If lesions ... commonly renal and pulmonary ... #Differential #
Right-Sided Heart Failure - Differential Diagnosis Algorithm
Cardiac Causes - Rule out Left-Sided Heart Failure (Most Common):
Heart Failure - Differential ... Diagnosis Algorithm ... Infection ... #HeartFailure #Cardiology ... #Differential #
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Illnesses: • Pulmonary ... Nodular or cavitary lesions ... complicate MAC pulmonary ... Advanced HIV (CD4 ... #differential #
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
polymicrobial infection ... Abscess Pathophysiology ... stable residual lesion ... #Abscess #pulmonary ... #differential #
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... in HIV - Differential ... #Infections #HIV ... #AIDS #pulmonary ... #differential #
Differential diagnosis of the reversed halo sign (RHS). AIA, angioinvasive aspergillosis; AIS, adenocarcinoma in situ; COP,
Differential diagnosis ... Includes cavitary lesions ... hypersensitivity pneumonitis, infection ... #Radiology #RHS ... #Algorithm