10 results
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
fires, heating pads ... malignancies, autoimmune ... known as rat bite fever ... or Haverhill fever ... #differential #diagnosis
Serious Bacterial Illness (SBI):
1) UTI and pyelonephritis
Most common cause of SBI
Accounts for 3-8% of uncharacterized fevers
Female
pyelonephritis Most common cause ... uncharacterized fevers ... unformed) PNA diagnosed ... #Peds #EM #Classification ... #Fever #SBI #SeriousBacterialIllness
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Auto-amplification loop Diagnosis ... • Clinical: fever ... solid cancers • Autoimmune ... Drugs, Unknown cause ... treatment #summary #rheumatology
Hodgkin's Lymphoma vs Non-Hodgkin's Lymphoma - Comparison

Hodgkin's Lymphoma:
 • Epidemiology: young adults 20-30, older 50-70
 •
., HIV), EBV infection ... , Autoimmune diseases ... - Pel-Ebstein fever ... Pylori) - Autoimmune ... translocation • Types: Classification
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
weight loss, and fever ... Skin Disease Classification ... Differential Diagnosis ... rheumatologic diseases ... #Rheumatology
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
• History of EBV ... Immunosuppression • Autoimmune ... • Dyspnea • Fever ... ) Classification ... #classification
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... mucositis - Rash ... Vasculitis: • Fevers ... #rheumatology # ... classification
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
- Differential Diagnosis ... , mucositis • Rash ... tract, and often causes ... pain and GN Anti-GBM ... #Rheumatology
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
RP-ILD), dermato-rheumatologic ... Symptoms: • Gottron rash ... Overlap Syndrome: Fever ... • ANA < 20 % IBM ... statins - probably caused
Hemophagocytic Lymphohistiocytosis (HLH)

High mortality without prompt recognition and management. HLH is a critical diagnostic consideration in
hyperinflammatory syndrome caused ... Infections (e.g., EBV ... Malignancies ▪ Autoimmune ... Infections, malignancy, autoimmune ... #Management #Hematology