3083 results
Central vs Nephrogenic Diabetes Insipidus - Desmopressin Challenge
Give desmopressin (intranasal, SQ, IV) and monitor UOsm every
300 - Complete NDI ... 300 - Partial NDI ... 300 - Partial CDI ... 100% - Complete CDI ... Diabetes #Insipidus #DI
Brugia malayi - Filariasis on Microscopy

What is Brugia malayi? It is a filarial parasitic worm that
is a filarial parasitic ... worm that can cause ... The adult worms cause ... microbiology #nematodes #parasite
Eosinophils (Eos) and hypereosinophilia (HE)
Caused by eosinophilopoietic cytokines
Common causes:
 - Drug reaction
 - Helminth infection
 -
hypereosinophilia (HE) Caused ... cytokines Common causes ... disease Rare causes ... CD3-CD4+ T cells ... Differential #Diagnosis #Causes
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Mnemonic NO cause ... found in 60% of cases ... , Syphilis Parasitic ... Nodosum #Mnemonic #Causes
T-LGL leukemia - T-CeIl Large Granular Lymphocytic Leukemia
Clinical
 - Persistent (>6mo) lymphocytosis (2-20k) with proven clonality
- Positive: CD2 ... , CD3, CD8 - Loss ... of CD5 and/or CD7 ... Rarely can be CD4
Ellipsoid / Football shaped parasite eggs on Microscopy - Mnemonic by Size
- Come (30um) - Chlonorchis
-
Football shaped parasite ... Dibothriocephalus - Parasites ... Ellipsoid #Football #parasite
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Causes of Culture ... antibiotics as a cause ... endemic fungi - Parasitic ... Blastomycosis - Parasite ... coccidiomycosis - Parasitic
NAACP mnemonic for the major causes of Eosinophilia 
N = Neoplasia (CML, Hodgkins lymphoma) 
A =
for the major causes ... disorders P = Parasite ... #Differential #Causes
C.diff - Clostridioides Difficile Infection (CDI) - Diagnosis and Management - GrepMed Handbook

Clinical Presentation + Progression:
Difficile Infection (CDI ... x 10d • 1st CDI ... • Fulminant CDI ... for recurrent CDI ... IDSA 2021 CDI
Strongyloides fuelleborni Lifecycle
Free-Living Cycle
1) Eggs containing rhabditiform larvae passed in feces.
2) Rhabditiform larvae hatch in environment.
Parasitic Cycle ... become adults. 8) Parasitic ... intestine 9) Parasitic ... fuelleborni #LifeCycle #Parasite ... infectiousdiseases #cdc