14 results
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... • Pleuritic chest ... Lymphadenopathy, Chest ... breath, Fatigue, Chest ... Pneumonia: • Chest
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
or trunk most commonly ... a "wood-grain" appearance ... • Most commonly ... classic targetoid lesions ... comparison #table #differential
Causes of Primary and Functional Mitral Regurgitation (MR) 
Causes of primary mitral regurgitation
 - Rheumatic heart
disease: Most common ... Direct/indirect chest ... 'Sea gull' appearance ... Primary #Functional #Differential ... #Diagnosis #Cardiology
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
Radiographic appearances ... tuberculosis Infectious ... pulmonary #diseases #differential ... #diagnosis #chestCT ... #radiology
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... On a Chest X-Ray ... a CXR the most common ... detected on a chest ... #Diagnosis #Radiology
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
polymicrobial infection ... • Most common ... disease: Pleuritic chest ... level seen • Chest ... treatment until the chest
Differential diagnosis of the reversed halo sign (RHS). AIA, angioinvasive aspergillosis; AIS, adenocarcinoma in situ; COP,
Differential diagnosis ... tuberculosis is common ... Includes cavitary lesions ... hypersensitivity pneumonitis, infection ... Diagnosis #Pulmonary #Radiology
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
Face, upper back, chest ... scale; "stuck on" appearance ... Tinea versicolor - Chest ... especially anterior chest ... dermatology #rash #differential
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Vasculitis Differential ... Nodosa: • PAN most commonly ... tract, and often causes ... purpura (lower legs
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... • Nodular or ... cavitary lesions ... • Dyspnea, • Chest ... #differential #