8 results
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Rash - Differential ... Pinpoint areas ... Red Flags: • Fever ... lesions • Severe pain
Rare Causes of Abdominal Pain
 • Hereditary Angioneurotic Edema - Recurrent visceral that may by swelling
Mediterranean Fever ... Mediterranean areas ... in the knee-to-chest ... Positive Carnett's sign ... #differential #
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
Heat Stroke - Differential ... Cramps: • Muscle pain ... fatigue Heat Rash ... → Syncope • Signs ... #diagnosis #causes
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... mucositis - Rash ... Vasculitis: • Fevers ... purpura: strong sign ... - (C-ANCA) pattern
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
associated with signs ... honey-colored crusts ... Christmas tree pattern ... #dermatology #rash ... #differential #
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... purpura: Strong sign ... tract: Abdominal pain ... , mucositis • Rash ... tract, and often causes
PFAPA Syndrome - Periodic Fever, Aphthous Stomatitis, Pharyngitis, and Adenitis

EPIDEMIOLOGY:
PFAPA is the most common syndrome entailing
globally, excluding areas ... PATHOPHYSIOLOGY: The exact cause ... DIFFERENTIAL DIAGNOSIS ... the acute flare; chest ... dominant inheritance pattern
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Autoimmune Myositis - Differential ... Symptoms: • Gottron rash ... ) • Shawl sign ... slow onset and pattern ... statins - probably caused