22 results
Intestinal Hookworm Life Cycle
1) Eggs in feces
2) Rhabditiform larva hatches
3) Development to filariform larva in environment
4)
larva penetrates skin ... circulation in the lungs ... #diagnosis #pathophysiology ... #infectiousdiseases ... #cdc #parasite
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... lesions • 80% with lung ... , may also see skin ... Lesions #Brain #differential ... #diagnosis #causes
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Pulmonary • Skin ... • M genavense Skin ... , skin and soft ... Advanced HIV (CD4 ... #diagnosis #infectiousdiseases
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
in HIV - Differential ... Disease by CD4 ... • Polymorphic skin ... , • Multiple skin ... #diagnosis #infectiousdiseases
Travel History - Clues to Infectious Disease Diagnosis in a Traveler 
 • Where did you
to Infectious Disease ... Diagnosis in a ... Schistosomiasis • Skin ... HPI #Interview #InfectiousDiseases ... #Infections #differential
Amebiasis - Balamuthia mandrillaris Life Cycle
1) Cysts
2) Trophozoite
3) Mitosis
4) Amebae (cysts and trophozoites) can enter humans
ulcerated or broken skin ... , disseminated disease ... or skin lesions ... #infectiousdiseases ... #cdc #parasite
Rapidly Growing Mycobacterial Infections

 • Mycobacterium abscessus - Is the most pathogenic and the most likely
with underlying lung ... Primary skin and ... Mycobacterium #diagnosis ... #differential # ... infectiousdiseases
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... : • CBC - Leukocytosis ... shows a small, stable ... Abscess Differential ... Abscess #pulmonary #differential
Amebiasis - Acanthamoeba Life Cycle
1) Cysts
2) Trophozoite
3) Mitosis
4) Amebae (cysts and trophozoites) can enter humans in
ulcerated or broken skin ... or skin lesions ... #Acanthamoeba #LifeCycle ... #infectiousdiseases ... #cdc #parasite
Eosinophilia - Differential Diagnosis Algorithm
Idiopathic Eosinophilia
Primary Eosinophilia:
 • Primary hypereosinophilic syndrome
 • Eosinophilic Leukemia
 • MPN/MDS
Eosinophilia - Differential ... Diagnosis Algorithm ... GI, lung, skin), ... Aspergillus), Viral (HIV ... #Diagnosis #Algorithm