59 results
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... • Fever, weight ... Constitutional symptoms ... Infections #HIV #AIDS #pulmonary ... #differential #diagnosis
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
Frequent Differential Diagnoses ... infection Cardinal Symptoms ... localizing signs or symptoms ... Cough, dyspnea - Pneumonia ... #differential #diagnosis
Causes of Acute Pediatric Cough - Differential Diagnosis Algorithm
No Fever, No Tachypnea
 - Normal Chest Auscultation
- Differential Diagnosis ... Algorithm No Fever ... Bronchitis - No URTI Symptoms ... Fever, Tachypnea ... #Algorithm #Causes
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
Diagnosis is generally ... e.g., CXR, CT, ultrasound ... Inflammation (e.g., fever ... symptoms (e.g., ... #Pulmonolary
Temporal (Giant cell) Arteritis 
Risk Factors:
 • Age (almost never occurs before age 50) 
Clinical:
 •
• Age (almost never ... Constitutional symptoms ... GiantCell #Arteritis #Diagnosis ... #Rheumatology #
Fever of Unknown Origin (FUO) - Further Workup

 • CNS symptoms? Get an LP and imaging
Fever of Unknown ... Workup • CNS symptoms ... Refer to your ‘Fever ... Returning Traveler’ algorithm ... udaygulati #FUO #Fever
Eosinophilic Pneumonia
When to suspect Eosinophilic Pneumonia? Non-resolving pneumonia + BAL > 25% eosinophils + excluded more
excluded more common diagnoses ... tobacco hx - Fever ... Constitutional Symptoms ... Consolidations AKA "inverse pulmonary ... #diagnosis #pulmonary
Causes of Fever in the Immunocompromised Host - Differential Diagnosis Algorithm
Structural Defect - Asplenia/HypospIenism
 • Bacteremia/Septic
Causes of Fever ... - Differential Diagnosis ... Algorithm Structural ... Infection #Fever ... #Hematology
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
- Differential Diagnosis ... Algorithm Relative ... Abnormal Abdominal Ultrasound ... Chronic Chest Symptoms ... #Hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... Streptococcus pneumoniae ... mountain spotted fever ... #Differential #Diagnosis ... #hematology #rheumatology