37 results
Generalized Weakness - Differential Diagnosis Framework
"l feel weak":
 • Infectious: Influenza, EBV, PNA, Bacteremia, Sepsis
 •
feel weak": • Infectious ... : Influenza, EBV ... illness, Infection ... ↓, Malignancy, Infection ... #neurology
Algorithm and Differential Diagnosis of Macroscopic Hematuria
Important Historical Elements:
- Painless: suggests malignancy
- Painful: suggests calculi/infection
- Urinalysis:
Algorithm and Differential ... Diagnosis of Macroscopic ... suggests calculi/infection ... #EM #IM #Urology ... #Algorithm #Ddxof
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
CNS Infection in ... Opportunistic Infections ... opportunistic infections ... opportunistic infections ... opportunistic infections
Causes of Acute Liver Injury - Differential Diagnosis
Hepatocellular - Liver Parenchyma
 • Infectious: Hepatitis C, A,
Liver Injury - Differential ... Parenchyma • Infectious ... C, A, E, B, D, EBV ... PBC, 1° PSC, Cystic ... Hepatitis, TPN • Infectious
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
toxo IgG • CNS PCR ... splenomegaly Other infections ... multiple lesions Infectious ... Lesions #Brain #differential ... #radiology #neurology
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
scattered, small (1 ... Opacities: • Infectious ... Nocardia, zoonotic infections ... #CXR #clinical ... #CT
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
Infection with ... special media) • Infection ... history of prior infections ... pathogens also exists Infectious ... #differential #
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Antibodies: 1. ... - Due to Viral infection ... Polyclonal - Viral Infection ... Check For: • Infections ... Polyclonal IgM post infectious
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
allopurinol), Infection ... anti-ANCA ab, anti-GBM ... resolution chest CT ... DAH, rule out infection ... #diagnosis #nephrology
Bronchiectasis - Permanent dilation of an airway
WHAT CAN YOU SEE ON CT?
1) Lack of tapering of
CAN YOU SEE ON CT ... a segment or lobe ... Immunodeficiency 3) Infection ... Bronchiectasis #pulmonary #diagnosis ... #differential #