21 results
Generalized Weakness - Differential Diagnosis Framework
"l feel weak":
 • Infectious: Influenza, EBV, PNA, Bacteremia, Sepsis
 •
Diagnosis Framework ... : Influenza, EBV ... ILD, OSA, pHTN, Anemia ... #Diagnosis #causes ... #neurology
Algorithm and Differential Diagnosis of Macroscopic Hematuria
Important Historical Elements:
- Painless: suggests malignancy
- Painful: suggests calculi/infection
- Urinalysis:
Algorithm and Differential ... suggests calculi/infection ... RBC’s, RBC/WBC casts ... #EM #IM #Urology ... #Algorithm #Ddxof
Alexia Without Agraphia
Alexia without agraphia is a disconnection syndrome where patients cannot read but can write.
the most common cause ... Pathophysiology: PCA ... angular gyrus Clinical ... #Agraphia #clinical ... #neurology #diagnosis
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... should be based on clinical ... Inferomedial temporal lobes ... enhancement on CT ... Demyelinating disease caused
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... toxo IgG • CNS PCR ... Lesions #Brain #differential ... #diagnosis #causes ... #radiology #neurology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Diagnosis and Workup ... procedures - Infection ... (CVID, WAS), (neurologic ... changes), high MCV anemia ... #Diagnosis #Causes
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Clinical Presentation ... • Symptoms of anemia ... anemia • Cold ... - Mycoplasma, EBV ... younger pts) Differential
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
antimicrobials, clinical ... but important causes ... BCNIE Diagnostic ... factors: - Serology ... #differential #
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
CNS Infections - ... virus • CMV • EBV ... • Common clinical ... rav7ks #CNS #Infections ... diagnosis #neurology
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
polymicrobial infection ... • Most common cause ... Lung Abscess - Clinical ... Leukocytosis, anemia ... seen • Chest CT