40 results
Cavitary Lung Disease - Differential Diagnosis and Workup Algorithm
Acute / Subacute:
 • Acute Infections: Lung abscess,
- Differential Diagnosis ... Necrotizing Pneumonia ... Emboli, Fungal Infection ... Autoimmunity: RA, GPA ... #Disease #Diagnosis
Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
Reversed Halo Sign ... Differential Diagnosis ... Dermatomyositis, Lung ... Reverse #Halo #Sign ... #Differential #Diagnosis
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... - Differential Diagnosis ... • CT: Halo sign ... #Infections #HIV ... #differential #diagnosis
DKA DIAGNOSTIC CRITERIA:
1. Serum glucose >250 mg/dL
2. Arterial pH <7.3
3. Serum bicarbonate <18 mEq/L
4. At least
DKA DIAGNOSTIC CRITERIA ... Infection is a very ... any suspicion of infection ... Common, early signs ... gap is variable
Causes of Antibiotic Failure - Differential Diagnosis Framework
Diagnosis:
 • Non-Infectious: Malignant, Autoimmune, Drug-related (NMS, serotonin syndrome,
- Differential Diagnosis ... Framework Diagnosis ... lines, osteo, endocarditis ... (daptomycin in lungs ... #Differential #Diagnosis
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
Feeding Vessel Sign ... leading into a lung ... , pulm AVM, GPA ... Feeding #Vessel #Sign ... #diagnosis #radiology
Common Infections in a Hospitalized Patient - GRUBS-C Mnemonic

G - GI (-itis): Cholecystitis, Pancreatitis, Peritonitis, Appendicitis,
Common Infections ... - Respiratory: pneumonia ... , empyema, lung ... Complications: Endocarditis ... #differential #diagnosis
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... mueormycosis, GPA ... .2016.12.033 #Halo #Sign ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
- Differential Diagnosis ... gram-negative pneumonia ... Brucellosis Faget's Sign ... Brucellosis • Liver or lung ... #Differential #Diagnosis
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
B-Lines in case of Pneumonia ... interstitial diffuse infections ... had Mycoplasma pneumonia ... partially seen shred sign ... NOT definitively diagnose