12 results
Cavitary Lung Disease - Differential Diagnosis and Workup Algorithm
Acute / Subacute:
 • Acute Infections: Lung abscess,
- Differential ... Diagnosis and Workup Algorithm ... Septic Emboli, Fungal ... Chronic (≥ 12 ... weeks): • Chronic
Cough - Diagnostic Schema

Infectious: URTI, LRTI, Bacterial, Viral
Irritant/Exposure: Allergic, Post-infectious, Pneumonitis, ACEi, PTX, Foreign Body
Airway Disease:
ILD Malignancy: Lung ... Atypical Infxn (fungal ... Schema #Acute #Chronic ... #Differential # ... Algorithm
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
to Eosinophilic Lung ... , CNS, skin • Infectious ... (Variable) - Fungal ... Diseases #pulmonary #differential ... #diagnosis #comparison
Fungal Biomarkers: Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 • Pathogens:
Polysaccharide cell wall component ... infection (IFI) ... surfaces - Infections ... BAL GM does not differentiate ... Galactomannan #diagnosis #comparison
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
polymicrobial infection ... pneumonia • Chronic ... Putrid sputum/sour-tasting ... Prevotella • Fungal ... Abscess Differential
Eosinophilia - Differential Diagnosis Algorithm
Idiopathic Eosinophilia
Primary Eosinophilia:
 • Primary hypereosinophilic syndrome
 • Eosinophilic Leukemia
 • MPN/MDS
Diagnosis Algorithm ... GI, lung, skin), ... eosinophilia) • Infectious ... ascariasis), Scabies, Fungi ... insufficiency, Chronic
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
to heat (fires, heating ... pads, heating blankets ... cancers, including lung ... PrathitKulkarni #Erythemas #comparison ... #table #differential
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
85% • < 50% in chronic ... Urinary antigen testing ... change in the lungs ... nails, bronchi, lungs ... #Diagnosis #Management
Night Sweats - Differential Diagnosis Framework

Night sweats are a nonspecific symptom that patients commonly experience and
Night Sweats - Differential ... the primary care setting ... mononucleosis • Fungal ... coccidioidomycosis) • Lung ... reflux disease • Chronic
1,3-Beta-D-Glucan and Galactomannan Testing Sensitivity Specificity and False Positives
1,3-Beta-D-Glucan
 • Cell wall component of many fungi
Galactomannan Testing ... • Cell wall component ... surfaces, Albumin, Infections ... in BAL does not differentiate ... result in + as long