9 results
Nodular pattern(2)
1. Sarcoidosis: nodules with perilymphatic distribution, along fissures, adenopathy.
2. TB: Tree-in-bud appearance in a patient
Nodular pattern( ... bronchiolitis in infection ... #Clinical #Radiology ... #HRCT #CTChest ... #Comparison #Table
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
diseases with a nodular ... #Clinical #Diagnosis ... Radiology #Pulmonary #CTChest ... #Differential #Comparison ... #Table #RadiologyAssistant
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Nodular LCH: - Sarcoidosis ... central dot. - LIP #Clinical ... #CTChest #Cystic ... #Differential #Comparison ... #Table #RadiologyAssistant
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
late adulthood • Diagnosis ... to 8 years Clinical ... Chest CT: • Ground-glass ... opacities • Nodules ... severe community-acquired
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
perstans • A form of acquired ... reddish-purple nodules ... PrathitKulkarni #Erythemas #comparison ... #table #differential ... #diagnosis #dermatology
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
life Causes and clinical ... Infections 2. ... , Hypotension, shock ... #rheumatology #comparison ... #table
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
suspicion is required ... for diagnosis! ... large infarct - Infectious ... #Endocarditis #comparison ... #table
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Nodular or ... Centrilobular nodules ... Complex (MAC): • Acquired ... Pulmonary Disease: Clinical ... Lung Disease: • Clinical
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
has five major clinical ... aches, joint pain, chest ... fungal stain of clinical ... osteoarticular, pulmonary, ocular ... fever • Septic shock