82 results
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
• Periodic fever ... syndromes Clinical ... multiorgan failure • Fever ... - Nonremitting fever ... ALT ↑ bilirubin level
Causes of Pericardial Effusion - Differential Diagnosis
Infectious:
 • Viral: Enterovirus, Herpesvirus, Adenovirus, Parvovirus
 • Bacterial: Mycobacterium
Causes of Pericardial ... Non-Infectious: • Rheumatologic ... Mediterranean Fever ... , Takayasu Disease ... #cardiology
Differential Diagnosis - Noninfectious Causes of Fever

CRITICAL DIAGNOSES:
 - Acute myocardial infarction
 - Pulmonary embolism or
Noninfectious Causes ... of Fever CRITICAL ... - Sickle cell disease ... DIAGNOSES - Drug fever ... #Fever #Noninfectious
Bradycardia - Differential Diagnosis Framework

BRADI Mnemonic
 • BRASH/Hyperkalemia
 • Reduced oxygen/Glucose/Temp
 • ACS
 • Drugs
 •
Diptheria • Typhoid fever ... Acute rheumatic fever ... Psittacosis • Q fever ... • Yellow fever ... #cardiology #BRADI
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Kasabach-Merritt syndrome ... deficiency • Liver ... Gardner-Diamond syndrome ... mountain spotted fever ... #rheumatology #
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Adult-Onset Still's Disease ... Clinical triad ... : Fever, Arthralgia ... diagnosis #management #treatment ... #rheumatology
Borrelia recurrentis on Peripheral Blood Smear
23M Somali refugee recently arrived w/severe abd pain, confusion and fever
confusion and fever ... Syndrome: 3d of ... fever approx. 7d ... Infectious Diseases ... microscopy #pathology #clinical
Causes of Myocarditis 
1. Infectious Myocarditis
 • Bacterial - Staphylococcus, Streptococcus, Pneumococcus, Meningococcus, Gonococcus, Salmonella, Corynebacterium
Coxiella bumetti (Q fever ... Mountain Spotted fever ... virus, yellow fever ... Junin virus, Lassa fever ... (rheumatic fever
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
: fever +++, hepatosplenomegaly ... , ↓ Fibrinogen level ... Drugs, Unknown cause ... Treatment: • ... #summary #rheumatology
Causes of Severe Aortic Regurgitation - Differential Diagnosis
Acute:
 • Leaflet: Traumatic Rupture, Acute Infective Endocarditis, Acute
Causes of Severe ... Endocarditis, Rheumatic Fever ... Arteritis, Behcet Syndrome ... Ehlers-Danlos Syndrome ... #cardiology