367 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 ... : • Chest pain
Chlamydia trachomatis - Infection of the Newborn
 • Newborns 3-16 weeks old 
 • Afebrile (appears
several weeks) • Tachypnea ... topical) • Pneumonia ... cervicitis, newbom pneumonia ... Chlamydophila pneumoniae ... (mild pneumonia
Causes of Acute Pediatric Cough - Differential Diagnosis Algorithm
No Fever, No Tachypnea
 - Normal Chest Auscultation
No Fever, No Tachypnea ... - Normal Chest ... Fever, Tachypnea ... • Bacterial pneumonia ... Atypical or viral pneumonia
Pathogens in Pneumonia

Here is a quick review of the pathogens causing pneumonia (useful for enumerating differentials
Pathogens in Pneumonia ... pathogens causing pneumonia ... smoking. structural lung ... Burkholderia — structural lung ... MAC (structural lung
Lung Segment Anatomy Annotated on Chest CT
Right Lung:
 • Upper Lobe: Apical, Posterior, Anterior
 • Middle
Annotated on Chest ... CT Right Lung: ... Lung: • Upper ... lobes #Segments #Chest ... #CT #CTChest #pulmonary
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
Interstitial Lung ... pneumonitis, Farmer's lung ... Bird fanciers' lung ... (coal workers' lung ... #Interstitial #Lung
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
of organizing pneumonia ... of interstitial lung ... peripheries and lower lung ... Diagnosis: • Lung ... TBNA or Surgical lung
Tachypnea - Differential Diagnosis Framework

Definitions
 • Tachypnea: Respiratory rate > 20/min, shallow breathing in adults
 •
Tachypnea - Differential ... Definitions • Tachypnea ... Pulmonary Causes of Tachypnea ... Asthma • COPD • Pneumonia ... Cardiac Causes of Tachypnea
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
19 Patterns of Lung ... Findings on Chest ... Organizing Pneumonia ... COVID19 #Patterns #Lung ... ChestCT #radiology #CTChest
Causes of Respiratory Distress in the Newborn - Differential Diagnosis Algorithm
Premature Newborn
 - Normal CXR:
• Transient Tachypnea ... (TTNB) • Pneumonia ... Sepsis* • Pneumonia ... • Transient Tachypnea