13 results
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
occur when the CD4 ... immune recovery (CD4 ... Virus (HSV): • CD4 ... Encephalitis: • CD4 ... Lymphoma: • CD4
Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
Pseudotumor - Infectious ... History of Bleeding, Infection ... Lymphocytic Leukemia (CBC ... Algorithm #Causes #Hematology ... #Oncology
Idiopathic CD4 Lymphopenia (ICL) / Lymphocytopenia 

DIAGNOSTIC CRITERIA FOR ICL
 • Persistent CD4 T-cell lymphopenia
 •
Idiopathic CD4 Lymphopenia ... • Persistent CD4 ... deficiencies • CD4 ... #Idiopathic #CD4 ... ICL #diagnosis #hematology
Cysticercosis - Taenia solium Life Cycle
1) Eggs or gravid proglottids in feces and passed into environment.
2)
intestinal tapeworm infection ... pathophysiology #infectiousdiseases ... #cdc #parasite
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Triggering factor (infection ... →Activation of CD8 ... salmonella, ...), Parasites ... Still disease, Infection ... treatment #summary #rheumatology
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
weeks without infection ... Lymphocytosis on CBC ... surface molecules: CD5 ... diagnosis #workup #oncology ... #hematology
Trypanosomiasis - Trypanosoma cruzi Life Cycle
1) Triatomine bug takes a blood meal (passes metacyclic trypomastigotes in
amastigotes in new infection ... pathophysiology #infectiousdiseases ... #cdc #parasite
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Disease by CD4 ... Count: Any CD4 ... Seasonal influenza CD4 ... Blastomycosis CD4 ... possible in HIV PARASITIC
Chronic Lymphocytic Leukemia (CLL) - Summary
Overview: 
 • Most common leukemia in adults
 • Disorder of
Vmphocytosis on routine CBC ... Complications: 1) Infection ... Lymphocytic #Leukemia #oncology ... #hematology #hemeonc
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Non-autoimmune rheumatologic ... fibromyalgia) • Infections ... Vasculitis: • Distal ... titers > 1:80 • CBC ... Erythematosus #Diagnosis #Rheumatology