14 results
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Hypernatremia Differential ... Diagnosis Algorithm ... history Step #2 ... & desmopressin test ... #Sodium #nephrology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis ... Workup Algorithm ... renal mechanism 2) ... #Workup #Algorithm ... #nephrology #sodium
Hyponatremia - Diagnostic Evaluation Algorithm

Step 1: Consider whether Posm may actually be normal or elevated
Step 2:
Hyponatremia - Diagnostic ... Evaluation Algorithm ... elevated Step 2: ... Consider additional tests ... considered likely, the cause
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
Involves large and medium ... Diagnosis = clinical ... the “Chewing gum test ... identifies 85 to 95% of cases ... Start steroids if concern
Lung Nodule - Differential Diagnosis Algorithm
Nodule on > 2 Years Without a Change in Size:
 •
Algorithm Nodule ... on > 2 Years Without ... • Primary lung cancer ... polyangiitis (GPA ... #Algorithm #Causes
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
wall vessels (medium-sized ... Identification of causes ... EGPA • Solid cancers ... Infections (1-2% ... signs #lesions #diagnosis
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... areas (less than 2 ... Fecal occult blood test ... #Algorithm #Causes ... #dermatology #physicalexam
Oncologic Emergencies - Differential Diagnosis Framework

HEMATOLOGIC ONCOLOGIC EMERGENCIES:
Hyperviscosity Syndrome:
 • Spontaneous bleeding
 • Shortness of breath
- Differential Diagnosis ... • Early death Neutropenic ... • Dyspnea at rest ... coma SIADH: • Hyponatremia ... #cancer
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
- Differential Diagnosis ... Dehydration - Loss of sodium ... conditions - Neurogenic ... heat illness → Hypernatremia ... encephalopathy) 2.
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
palpable purpura 2/ ... 2 vasculitis, ulcers ... BNP, troponin if concern ... anti-GBM) Other tests ... Goodpasture's cause