110 results
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Pleuritic CP • Cough ... • High fever, cough ... : • Cough and ... ), Chills, Dry cough ... Nonproductive cough
Causes of Cough and Hemoptysis
Acute Inflammation 
 - Laryngitis 
 - Tracheobronchitis 
 - Mycoplasma and
Causes of Cough ... Mycoplasma and Viral Pneumonias ... - Bacterial Pneumonias ... Disorders - Left ... Gases #Chronic #Cough
Chlamydia trachomatis - Infection of the Newborn
 • Newborns 3-16 weeks old 
 • Afebrile (appears
• Staccato cough ... topical) • Pneumonia ... cervicitis, newbom pneumonia ... Chlamydophila pneumoniae ... (mild pneumonia
Interstitial pneumonias
An acute reticular pattern is most frequently caused by interstitial edema due to cardiac heart
Interstitial pneumonias ... is interstitial pneumonia ... PCP Mycoplasma pneumonia ... nonproductive cough ... #Interstitial #Pneumonia
The PA-film shows a silhouette sign of the left heart border.
Even without looking at the lateral
silhouette sign of the left ... anteriorly in the left ... consolidation due to a pneumonia ... Sterptococcus pneumoniae ... Radiology #CXR #Pneumonia
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
Venn Diagram - Does ... this patient have pneumonia ... leukocytosis, left-shift ... e.g., dyspnea, cough ... #Pneumonia #Venn
Eosinophilic Pneumonia
When to suspect Eosinophilic Pneumonia? Non-resolving pneumonia + BAL > 25% eosinophils + excluded more
Eosinophilic Pneumonia ... suspect Eosinophilic Pneumonia ... Non-resolving pneumonia ... hx - Fever+, Cough ... Progressive SOB + Cough
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Cryptogenic Organizing Pneumonia ... Cryptogenic Organizing Pneumonia ... of organizing pneumonia ... other interstitial pneumonias ... life • History: cough
Causes of Acute Pediatric Cough - Differential Diagnosis Algorithm
No Fever, No Tachypnea
 - Normal Chest Auscultation
Acute Pediatric Cough ... • Bacterial pneumonia ... Atypical or viral pneumonia ... #Acute #Cough
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
Acute Eosinophilic Pneumonia ... smoking; Fever, cough ... Chronic Eosinophilic Pneumonia ... asthma/allergies; Cough ... Rhinosinusitis, cough