832 results
Causes of Acute Pediatric Cough - Differential Diagnosis Algorithm
No Fever, No Tachypnea
 - Normal Chest Auscultation
No Fever, No Tachypnea ... Fever, Tachypnea ... - Normal CXR ... • Bacterial pneumonia ... Atypical or viral pneumonia
Causes of Respiratory Distress in the Newborn - Differential Diagnosis Algorithm
Premature Newborn
 - Normal CXR:
Newborn - Normal CXR ... Narcosis - Abnormal CXR ... • Transient Tachypnea ... (TTNB) • Pneumonia ... Sepsis* • Pneumonia
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
this patient have pneumonia ... infiltrate (e.g., CXR ... pain) and signs (tachypnea ... #Pneumonia #Venn
Serious Bacterial Illness (SBI):
1) UTI and pyelonephritis
Most common cause of SBI
Accounts for 3-8% of uncharacterized fevers
Female
specificity 2) Pneumonia ... diagnosed with CXR ... distress (grunting, tachypnea
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
The PA-film shows a silhouette sign of the left heart border.
Even without looking at the lateral
consolidation due to a pneumonia ... Sterptococcus pneumoniae ... Clinical #Radiology #CXR ... #Pneumonia #Lingula
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
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 ... Clinical #Radiology #CXR ... #Interstitial #Pneumonia
Characteristics of Selected Pneumonias

Streptococcus pneumoniae (pneumococcus). Gram-positive diplococci. 
Haemophilus influenzae. Pleomorphic gram-negative coccobacilli. 
Staphylococcus aureus. Plump
Characteristics of Selected Pneumonias ... Streptococcus pneumoniae ... Klebsiella pneumoniae ... Mycoplasma pneumoniae ... #Pneumonia #Patterns
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
tuberculosis, Bacterial pneumonia ... Pneumocystis jirovecii pneumonia ... , Cryptococcal pneumonia ... Aspergillus Pneumonia ... - 20% of pneumonias