17 results
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Anticoagulants (Warfarin ... deficiency • Liver ... mountain spotted fever ... #Diagnosis #hematology ... #rheumatology #
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Joint Pain Rash ... • Rheumatic fever ... Antiphospholipid-antibody syndrome ... #skin #rashes #differential ... #diagnosis #rheumatology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cryoglobulins (Vasculitic ... Syndrome (CAS): ... younger pts) Differential ... Symptoms: High fevers ... #anemia #hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Diagnosis Algorithm ... Agglutination - Cold agglutinins ... cardiac valve, vasculitis ... bartonella (oroya fever ... #workup #hematology
Causes of Ascites
Normal Peritoneum
Portal hypertension (SAAG > 1.1 g/dL)
  1. Hepatic congestionl
Liver disease ... - Alcoholic hepatitis ... - Vasculitis ... #differential # ... hepatology #SAAG
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential ... mucositis - Rash ... : • Fevers • ... differential #diagnosis ... #rheumatology #
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
- Differential ... Diagnosis Algorithm ... vein: Budd-chiari syndrome ... • NASH, Chronic ... #hepatology
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
• Rheumatic fever ... Jaundice - Hepatitis ... , Vasculitis (e.g ... #joint #pain #differential ... #diagnosis #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
weight loss, and fever ... permanent alopecia Differential ... Noninfectious hepatitis ... to: Arthritis, Fever ... #Rheumatology
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
NASH, Chronic ... • Gilbert's syndrome ... #chemistry #diagnosis ... #differential # ... Hepatology #transaminitis