9 results
SKIN RASHES 



Skin rashes can occur from a variety of factors, including infections, heat, allergens, immune
factors, including infections ... be divided into petechial ... /purpuric, erythematous ... ; #petechiae; #purpura ... ; #rash; #vesiculobullous
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Rash - Differential ... lesions called petechiae ... Petechiae Etiology ... #Petechiae #Rash
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Findings: • Petechiae ... sensation or pain: • Petechiae ... reticularis Differential ... #rash #diagnosis ... #rheumatology
Approach to the Rash in a an oncology patient - MINT-C Mnemonic
M - Malignancy: Leukemia cutis,
Thrombocytopenia (ie petechiae ... dermatoses #skin ... #differential # ... diagnosis #cancer ... MINTC #Mnemonic #dermatology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Joint Pain Rash ... Crohn's disease Palpable ... Sarcoidosis #dermatology ... #rashes #differential ... #diagnosis #rheumatology
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
- Differential ... related vasculitis, infections ... Small Vessel: Petechiae ... , Palpable purpura ... #dermatology #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
3rd Decade Skin ... Disease Classification ... permanent alopecia Differential ... fibromyalgia) • Infections ... #Diagnosis #Rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Diagnosis Framework ... : Erythematous nodules ... , mucositis • Rash ... vesicles, pustules, maculopapular ... #Diagnosis #Rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
: erythematous nodules ... mucositis - Rash ... to exclude are infections ... #diagnosis #rheumatology ... #classification