14 results
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Pain - Differential ... Diagnosis Algorithm ... Polyarticular Join Pain ... Papules & Mucosal Lesions ... #Diagnosis #Algorithm
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Antiphospholipid-antibody syndrome ... Discoid skin lesions ... Sarcoidosis #dermatology ... #rashes #differential ... #diagnosis #rheumatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
burning sensation or pain ... reticularis Differential ... • Goodpasture syndrome ... #rash #diagnosis ... #rheumatology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Diagnosis Algorithm ... → Refer to hematology ... Kawasaki, Nephrotic syndrome ... #Diagnosis #Algorithm ... #hematology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential ... Diagnosis Algorithm ... • Severe pain ... Diagnosis #Algorithm ... #Causes #dermatology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... Diagnosis Framework ... hemorrhagic skin lesions ... #Diagnosis #hematology ... #nonpalpable #dermatology
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
Pustular Skin Lesions ... - Differential ... Generalized itchy rash ... with rheumatic pain ... Diagnosis #Dermatology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cold Agglutinin Syndrome ... - Polyclonal - Viral ... younger pts) Differential ... chills, flank pain ... hemolytic #anemia #hematology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Diagnosis Framework ... claudication, visual ... , mucositis • Rash ... involvement, abdominal pain ... #Diagnosis #Rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
papulosquamous lesions ... permanent alopecia Differential ... fibromyalgia) • Infections ... Arthritis: • Joint pain ... #Rheumatology