Rice-water type of stool is the typical symptom of?

IGNOU PB Bsc Nsg Entrance-2017

Medical Surgical Nursing

Easy

Appeared in: IGNOU PB Bsc Nsg Entrance-2017

Explanation

Rice-water stool is the hallmark clinical sign of cholera, caused by the bacterium Vibrio cholerae.
The stool is described as profuse, painless, watery, and pale, containing flecks of mucus, which gives it an appearance similar to water used to wash rice.
This symptom results from the action of the cholera toxin, which causes the small intestine to secrete massive amounts of fluid and electrolytes, leading to rapid and severe dehydration.
The presence of rice-water stool is a strong indicator for suspecting cholera, especially during an outbreak, and necessitates immediate rehydration therapy.

Option A: Dysentery is characterized by inflammation of the colon, leading to stools that contain blood and mucus. The diarrhea is typically of smaller volume and accompanied by abdominal cramps and tenesmus, which is distinct from the profuse, watery, and painless stools of cholera.
Option C: Malaria is a mosquito-borne parasitic disease. Its primary symptoms are systemic and include high fever, chills, and profuse sweating. It does not typically cause gastrointestinal symptoms like rice-water stool.
Option D: Filaria, or filariasis, is a parasitic disease caused by roundworms. It primarily affects the lymphatic system, leading to chronic lymphedema (swelling), most famously causing elephantiasis. It is not associated with acute diarrheal illness.

Clinical Relevance

Nursing practice connection: Knowing Clinical manifestations of infectious gastrointestinal diseases helps nurses interpret findings accurately and avoid errors in routine assessment, medication administration, and patient teaching.
Recognizing rice-water stool is a critical nursing assessment skill, as it signals a medical emergency requiring immediate intervention to prevent death from dehydration.
The nursing priority for a patient with cholera is aggressive fluid and electrolyte replacement. Monitoring urine output, vital signs, and mental status is crucial to gauge the effectiveness of rehydration.
What if? If a patient with suspected cholera is unconscious or in shock, oral rehydration is contraindicated. The nurse's immediate action would be to initiate intravenous (IV) fluid resuscitation with an isotonic solution like Ringer's Lactate at a rapid rate as per protocol or physician's orders.

How to Approach the Question

First, identify the key clinical sign presented in the question stem: "Rice-water type of stool".
Recognize that this is a pathognomonic sign, meaning it is so characteristic of a particular disease that it makes the diagnosis.
Systematically review the options provided.
Eliminate options with clearly unrelated primary symptoms. Malaria causes fever/chills, and Filaria causes lymphedema; neither cause this type of stool.
Differentiate between the remaining gastrointestinal diseases. Recall that Dysentery causes bloody and mucoid stools, while Cholera causes profuse watery stools.
Match the pathognomonic sign "rice-water stool" to its corresponding disease, Cholera.

Concept Tested & Keywords

Concept Tested: Clinical manifestations of infectious gastrointestinal diseases.
Stem keywords: Rice-water type of stool, typical symptom
Lead-in keywords: is the typical symptom of
Negative lead-in flag: false

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