ICD-10 Assign the Appropriate ICD-10-CM Diagnostic Codes for the Following

Essay

ICD-10
Assign the appropriate ICD-10-CM diagnostic codes for the following:
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Patient treated with oral antibiotics, however, there was no improvement, and, he was admitted and treated with IV fluids and IV antibiotics. His dehydration improved, he became much more alert and his white count improved.
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DISCHARGE DIAGNOSIS:
Pneumonia
Dehydration
Dementia
ITP
Peripheral Vascular Disease
AKA right leg
CHF​