11 results
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Causes of Culture ... Negative Abscess - Differential ... antibiotics as a cause ... Toxoplasmosis, Entamoeba Skin ... #Diagnosis #InfectiousDiseases
Tongue Pathology 

Geographic tongue, fissured tongue, and hairy tongue are the most common tongue problems and
do not require treatment ... infection and responds ... immunodeficiency, is caused ... require biopsy to differentiate ... leukoplakia or squamous
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... reticularis Differential ... syndrome • Giant cell ... following: • Mycobacterial ... histoplasmosis, blastomycosis
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... Growers (Runyon Classification ... Advanced HIV (CD4 cell ... #differential # ... diagnosis #infectiousdiseases
Soil Related Infections - Differential Diagnosis Framework

Mechanism Of Infection:
 • Wound
 • GI: Ingestion, MUD, Contaminated
- Differential ... pseudomallei • Mycobacterium ... endemic fungi cause ... • Pulmonary blastomycosis ... diagnosis #InfectiousDiseases
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
just beneath the skin ... petechiae) • Frequent infections ... • Parvovirus infection ... blood count with differential ... diagnosis #hematology #oncology
Blastomycosis Summary

Pathogen: 
 • Dimorphic fungus - Blastomyces dermatitidis or Blastomyces gilchristii.
 • The fungus lives
Blastomycosis Summary ... in New York and Canada ... Lesion may mimic squamous ... cell carcinoma ... #infectiousdiseases
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
Headaches • Pale skin ... and petechiae Causes ... Parvovirus B19 • Mycobacteria ... aplastic anemia Treatment ... Aplastic #Anemia #oncology
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... in HIV - Differential ... tuberculosis, Blastomycosis ... • Polymorphic skin ... #diagnosis #infectiousdiseases
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
History of EBV infection ... ) Classification ... Immunohistochemical studies (to differentiate ... Hodgkin Lymphoma Treatment ... #hematology #oncology