11 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
lesions • Discoid lupus ... #dermatology ... #joint #pain #skin ... #differential #diagnosis ... #rheumatology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
lesions • Severe pain ... (lupus, RA, Sjogren's ... cryoglobulins • Skin ... #Petechiae #Rash ... Algorithm #Causes #dermatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
burning sensation or pain ... (inflamed blood ... Polyangiitis #GPA #dermatology ... #rash #diagnosis ... #rheumatology
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Sjögrens (15%) Skin ... , Vasculitis, Purpura ... lesions Abdominal pain ... #erythematosus # ... #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... rashErythematous ... Arthritis: • Joint pain ... Chronic B-cell activation ... #Diagnosis #Rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
: erythematous nodules ... mucositis - Rash ... erythematosus, ... , and SLE) • Urinalysis ... #rheumatology #
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
or purpuric rash ... SLE], AOSD) • Infection ... #Syndrome #Diagnosis ... #Management #Hematology ... #Rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
diseases, such as SLE ... pulses, bruits, or blood ... : Erythematous nodules ... , mucositis • Rash ... #Rheumatology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
all phases of maturation ... Significant ↓ PLT: Petechiae ... CLL -> Invade Skin ... #Leukemia #Hematology ... #Oncology #Diagnosis
Blood Transfusion Reactions

Immune Mediated:
 • Febrile Non-Hemolytic Transfusion Reaction (FNHTR): Most common immune reaction to transfusion.
: Fever, flank pain ... maculopapular rash ... infections with skin ... #Transfusion #diagnosis ... #management #hematology