19 results
Transplant Infections Timeline
Pre-transplant:
 • Common bacteria (endogenous): Staphylococci (skin), Gram-negative bacilli (gut)
 • Viruses: HSV (reactivation)
Engraftment:
Transplant Infections ... ), Gram-negative ... #Timeline #differential ... #diagnosis #causes ... #infectiousdiseases
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Abscess - Differential ... Diagnosis Framework ... Toxoplasmosis, Entamoeba Skin ... #Abscess #Differential ... #Diagnosis #InfectiousDiseases
Tuberculosis Testing

LATENT TB
• LTBI is diagnosed when an asymptomatic patient has a positive TST or IGRA
result with no clinical ... Tuberculin skin ... because false-negative ... sample = 95% • A negative ... LatentTB #ActiveTB #InfectiousDiseases
Lymphocutaneous Sporotrichiosis Infection

Landscaper w/ painless nodular rash of arm present for months wax and wane; diagnosis?
Lymphocutaneous
Sporotrichiosis Infection ... wax and wane; diagnosis ... trauma leads to skin ... biopsy preferred Differential ... #clinical #photo
Capnocytophaga Canimorsus Skin Rash

40 M presents w/ N, V, severe epigastric pain. SHx: smoker, drinks 18
Dx? ... fastidious gram-negative ... the key to the diagnosis ... #dermatology #clinical ... #photo
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
antimicrobials, clinical ... BCNIE Diagnostic ... #Endocarditis #diagnosis ... #differential # ... workup #infectiousdiseases
Ulcerative Blastomycosis Skin Lesion
57 asymptomatic M from Indiana nonpruritic, painless, progressive skin lesion lower back x
Diagnosis? ... heaped up borders); differential ... Indiana University Infectious ... #dermatology #clinical ... #photo
Waterborne Infections - Differential Diagnosis Framework

Infections that can be acquired from fresh water, brackish water, sea
- Differential ... Diagnosis Framework ... Blooms (HABs) Skin ... is biphasic • Clinical ... Diagnosis #InfectiousDiseases
Cryofibrinogenemia Summary

Cryofibrinogenemia Epidemiology:
 • 40-70 years with a modest female predominance

Cryofibrinogenemia:
 • The precipitation of a
Malignancy • Infections ... Cryofibrinogenemia Clinical ... : • + Clinical ... levels >1g/L • Negative ... Cryofibrinogenemia DDX
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Pulmonary Disease: Clinical ... Diagnosis Of NTM ... Lung Disease: • Clinical ... #differential # ... diagnosis #infectiousdiseases