13 results
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
to Headaches - Differential ... Diagnosis Algorithm ... PHANTOMS): • Pattern ... history of cancer, HIV ... (e.g., fever, myalgia
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
electrolytes, urea ... investigations abnormal ... clinical context and signs ... hepatitis serology, HIV ... renal biopsy • Abdominal
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Petechial Rash - Differential ... Diagnosis Algorithm ... Pinpoint areas ... Red Flags: • Fever ... Skin biopsy • Abdominal
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential ... • CT: Halo sign ... Lung Exam: Can be normal ... lymphadenopathy, • Abdominal ... AIDS #pulmonary #differential
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 ... #Pain #differential
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
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- GI tract: abdominal ... Vasculitis: • Fevers ... purpura: strong sign ... - (C-ANCA) pattern ... Cryoglobulins • HIV
Possible Algorithm for Workup of Fever of Unknown Origin (FUO)
Tier 1 Workup:
 • CBC, comprehensive metabolic
Possible Algorithm ... for Workup of Fever ... X-ray • Abdominal ... blood cultures • HIV ... Neuroimaging • Echocardiogram
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... purpura: Strong sign ... multiplex • GI tract: Abdominal ... fluid (CSF) is abnormal ... gut involvement, abdominal
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Herpesviruses (MCC: HSV ... encephalitis, eastern ... • Headache • Fever ... Acute meningeal signs ... (fever, nuchal