30 results
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Causes of Culture ... antibiotics as a cause ... of a negative culture ... Brain: - Streptococcal ... Differential #Diagnosis #InfectiousDiseases
Tuberculosis Testing

LATENT TB
• LTBI is diagnosed when an asymptomatic patient has a positive TST or IGRA
Mycobacterial culture ... Liquid and solid cultures ... • AFB stain • Mycobacterial ... culture • Histopathology ... LatentTB #ActiveTB #InfectiousDiseases
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
Causes of blood ... culture negative ... #culture #negative ... #Endocarditis #InfectiousDiseases ... #Microbiology #
Causes of CSF Lymphocytic Pleocytosis - Differential Diagnosis
Viral: Arbo, Adeno, Herpes, Entero, HIV
Fungal: Cryptococcus, Cocci, Histo,
Causes of CSF Lymphocytic ... Sporothrix Bacterial: Mycobacteria ... (TB), M.pneumonia ... Differential #Diagnosis #Causes ... #neurology
Septic Arthritis: Pathogenesis and clinical findings
Notes:
- Septic Arthritis is typically monoarticular & the knee is involved
involved in >50% of cases ... & often a +ve culture ... Microbiology: ... S.A. can also be caused ... , viruses, and mycobacterium
Causes of Encephalopathy - Differential Diagnosis Algorithm
Hyperacute:
 - Primary Neurologic: Vascular (IS, ICH), Seizure, Migraine, Trauma
Causes of Encephalopathy ... Acute: - Primary Neurologic ... Neoplasm-related (brain ... Infectious (fungal, TB ... Diagnosis #Algorithm #Causes
Ascites - Diagnostic Approach and Differential Diagnosis
The most common causes: cirrhosis, malignancy and heart failure. Approx
The most common causes ... more than one cause ... e.g. cirrhosis + TB ... (TB peritonitis ... perforation), Serum pro-brain
CAPD-associated peritonitis (Continuous Ambulatory Peritoneal Dialysis) - 5 Things To Know
Diagnosis (Two of the following):
(1) Clinical
Positive effluent culture ... Microbiology: • ... polymicrobial Others • Culture ... use, fungal or mycobacterial ... Diagnosis #Management #InfectiousDiseases
A retrospective cohort study of blood culture results and microbiology laboratory charges for pediatric cases of
study of blood culture ... results and microbiology ... for pediatric cases ... Repeat cultures. ... #EBM #InfectiousDisease
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
/serology: Serial ... valves • MRI brain ... /serology: + (Negative ... in up to 30% of cases ... often seen • MRI brain