12 results
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Auspitz sign, Koebner's ... Christmas tree pattern ... scaling, red border, central ... Papulosquamous #SkinRash ... #causes
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
Diagnosis Algorithm ... on scalp/face/central ... chest folds • ... #Eczematous #SkinRash ... #causes
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Injury - AKI Workup Algorithm ... electrolytes, urea ... osmolarity If cause ... investigations abnormal ... clinical context and signs
Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
tests algorithm ... clinical symptoms/signs ... evaluation of the pattern ... Areas of diagnostic ... Liver #Enzymes #Differential
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
is a reticular patern ... recognized that this pattern ... was caused by multiple ... can identify the central ... dot sign.
Rare Causes of Abdominal Pain
 • Hereditary Angioneurotic Edema - Recurrent visceral that may by swelling
the southern and eastern ... Mediterranean areas ... in the knee-to-chest ... Positive Carnett's sign ... Abdominal #Pain #differential
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
associated with signs ... honey-colored crusts ... Christmas tree pattern ... Erythematous papules with central ... dermatology #rash #differential
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Bacterial Meningitis - Differential ... encephalitis, eastern ... Acute meningeal signs ... Good indicator to differentiate ... CNS #Infections #differential
Emergent Causes of Headache and Associated Risk Factors
Carbon monoxide poisoning
 - Breathing in enclosed or confined
Emergent Causes ... customary headache patterns ... lesions in other areas ... headache #redflags #signs ... #symptoms #differential
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... purpura: Strong sign ... Angiitis of the Central ... fluid (CSF) is abnormal ... tract, and often causes