55 results
Etiologies of pulmonary infections according to CT-scan patterns. 
CMV cytomegalovirus, GM galactomannan, HSV herpes simplex virus,
Etiologies of pulmonary ... MICRONODULES - Bacterial ... pneumonia - Viral ... Pneumocystosis - Viral ... #CT #Patterns #Pulmonary
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
cases Drugs (antibiotics ... Micro: TB Viral ... HepB, HepC Bacterial
Acute Diarrhea - Differential Diagnostic Algorithm
Watery/Large Volume (Small Bowel)
 • Viral
 • Bacterial (e.g. C peffrjngens,
Small Bowel) • Viral ... • Bacterial ( ... Giardia) • Drugs (Antibiotics ... Large Bowel) • Bacterial
Lung Ultrasound: Cardiogenic Pulmonary Edema vs ARDS
Cardiogenic Pulmonary Edema:
 • Smooth pleural line
 • AIS >
Lung Ultrasound: ... Cardiogenic Pulmonary ... Often anterior and posterior ... "Pulse" • + Posterior ... clinical #diagnosis #ultrasound
Causes of Cough and Hemoptysis
Acute Inflammation 
 - Laryngitis 
 - Tracheobronchitis 
 - Mycoplasma and
Mycoplasma and Viral ... Pneumonias - Bacterial ... Bronchiectasis - Pulmonary ... Mitral Stenosis - Pulmonary
Causes of Hemoptysis - Differential Diagnosis Algorithm
Massive Hemoptysis (>I00 mL in 24 hours)
 • Malignancy
 •
Bronchiectasis • Pulmonary ... Infection • Bacterial ... • Viral • Tuberculosis ... Fungal Malignancy Pulmonary ... Vascular • Pulmonary
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
melioidosis, typhoid, pulmonary ... eosinophilia - Tropical pulmonary ... Sore throat - Viral ... , viral, parasitic ... Hepatomegaly - Viral
Mediastinal Widening - Differential Diagnosis

 • Vascular: Aortic dissection, Aortic anourysm, Enlarged pulmonary arteries, Venous or
anourysm, Enlarged pulmonary ... arteries, Venous or arterial ... duplicated SVC) • Pulmonary ... Middle mediastinal, Posterior ... Differential #Diagnosis #pulmonary
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... in HIV-AIDS Bacterial ... Nocardia asteroides Viral ... and sputum cx (Bacterial ... Ag, Respiratory viral
Acute Diarrhea - Differential Diagnosis Framework
1)  Diagnostic studies only for dysentery, severe disease, >7 days
2)
culture 3) Empiric antibiotics ... Non-Invasive: • Viral ... Astrovirus • Bacterial